CN106669867A - Continuous and automatic ion exchange device - Google Patents
Continuous and automatic ion exchange device Download PDFInfo
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- CN106669867A CN106669867A CN201710167421.7A CN201710167421A CN106669867A CN 106669867 A CN106669867 A CN 106669867A CN 201710167421 A CN201710167421 A CN 201710167421A CN 106669867 A CN106669867 A CN 106669867A
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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
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/02—Column or bed processes
- B01J47/022—Column or bed processes characterised by the construction of the column or container
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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
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/02—Column or bed processes
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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
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/14—Controlling or regulating
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Abstract
The invention belongs to the technical field of refining treatment and relates to a continuous and automatic ion exchange device which comprises a group of cationic resin columns and a group of anion resin columns. The upper portion of the former resin column is connected with the lower portion of the latter resin column through a pipeline and a connection valve to form a serial connection type, an upper inlet/outlet and a lower inlet/outlet of each resin column are both connected through a self-control valve and a corresponding pipeline, and the self-control valves can be switched on to control materials to be in and out and to finish several different processes of ion exchanging, acid (alkali) pickling, washing, regeneration treating and the like at the same time. An exchange section is divided into several independent resin columns, the last resin column of the exchange section leaves an exchange area instantly to be washed and regeneration treated after exchange saturation, and the regeneration treated resin column is supplemented into the exchange section at the same time to be the first resin column of the exchange section. The continuous and automatic ion exchange device has the advantages of improving resin utilization rate, prolonging service life of resin and reducing consumption of water, acid and alkali.
Description
Technical field
The present invention relates to a kind of continuous automatic ion exchanging device, belongs to refinement treatment technical field.
Background technology
Ion exchange is also referred to as desalination or removal of impurity ion.Ion-exchange process is using the commutative base in ion-exchanger
A kind of different methods to carry out refining and edulcoration matter of group's interionic ion-exchange capacity various from solution.
Ion-exchange process is that in the industries such as chemical industry, food, pharmacy, that what is widely applied in the industrial production goes the removal of impurity
The effective means of ion.
Ion-exchange process is the removal of impurity ion processes for generally adopting, and is played an important role in process of production.Ion is handed over
The effect changed not only affects product quality, also affects production cost.
At present, industrial wide variety of ion-exchange unit is typical fixed-bed ion exchange device.In the device,
Resin bed is fixed, and after ion exchange runs certain hour, resin bed is classified into three sections：Saturation section, exchange section, new resin
Section.With the carrying out of ion exchange, exchange section is being gradually reduced, and saturation section is constantly extending, and new resin section is being gradually shortened, directly
Penetrated by exchange section to resin bed bottom, now resin column need to be washed, Regeneration Treatment.For a certain resin column, when entering
Water-filling is washed, Regeneration Treatment when, what ion exchange process was off.
Fixed-bed ion exchange process has that resin utilization rate is low.In ion exchange process operation, only exchange
A small amount of resin of section is in work, and most of resin is in inactive state or waiting state, and the utilization rate of resin is low.
CN201581085U discloses a kind of sugar automatic ion exchanging device, by automatic control system, instrumentation,
Autocontrol valve etc., without manual operation valve and the switch of pump, you can complete all operationss.The utility model device is introduced
Automatically control, solve the problems, such as artificial Open valve and pump, facilitate operation.But the utility model device is also belonging to solid
Fixed bed ion interchange unit, only advantageous than traditional ion interchange unit at control aspect accurate, simple to operate, it can not be solved
The certainly low problem of resin utilization rate.
The content of the invention
For problem present in above-mentioned ion interchange unit, the present invention provides a kind of continuous automatic ion exchanging device,
The substantial amounts of resin segmentation refinement of fixed bed, the resin for only leaving exchange section are worked in system, will be lost in bed in time
The resin of deactivation is removed, and makees Regeneration Treatment, is then reinstalled, stand-by.So, ion exchange just can efficiently be run.
The continuous automatic ion exchanging device of the present invention includes one group of positive resin post and one group of negative resin post.Previous resin
Post top is imported and exported to be imported and exported with latter resin column bottom and is connected by pipeline and connection valve, cascade is constituted, per root tree
Fat post top is imported and exported and bottom is imported and exported and connected with corresponding pipeline by Self controlling valve, by the unlatching control of Self controlling valve
The turnover of material processed, while completing ion exchange, acid（Alkali）Different several steps such as wash, wash.Wherein exchange section is divided into several
The resin column of root independence, after resin column before exchange section exchanges saturation, leave immediately exchange section washed, at regeneration
Reason, and the good resin column of Regeneration Treatment, supplement enters exchange section.
The continuous automatic ion exchanging device of the present invention, by whole section of resin in original fixed-bed ion exchange device point
Some sections are cut into, each section is made an independent little resin column, these little resin columns compositions form in parallel or series, previous
Resin column top is connected with latter resin column bottom by pipeline and connection valve, and material follow procedure is required, in parallel or series
Form flow through each little resin column.
The continuous automatic ion exchanging device of the present invention, cation exchange periodicity automatic running, a cycle is by n mistake
Cheng Zucheng, i.e. 1 ~ process of process n, repeat；Anion exchange is also periodicity automatic running, and a cycle is by n process
Composition, i.e. 1 ~ process of process n repeats.N is equal to the post number of positive resin post or negative resin post.
The continuous automatic ion exchanging device of the present invention, positive resin post and negative resin post respectively have 10 ~ 34, preferably 18 ~
30, optimum is 22.In plant running, different resins post each plays a different role.Device automatically follow procedure, press
Step is run, and completes each step such as exchange, washing, regeneration, drip washing of original fixed bed.Cation exchange and anion exchange
Carry out simultaneously.The also procedure below carried out simultaneously with cation exchange and anion exchange：Binder, pressure water, washing, regeneration,
Drip washing etc..
By taking one group of 22 resin column as an example, n=22.22 resin columns are constituted into cascades, previous resin column top with
Latter resin column bottom is connected by pipeline and connection valve.Every resin column top is imported and exported and bottom is imported and exported by control
Valve is connected with each house steward.
A cycle is made up of 22 processes, and each step of process operation at least four, each process repeats upper one
The step of process.Four steps are as follows：
Step 1：A water liftouts, B water top acid, first run A, and rerun B after the completion of A；Step 2：A pneumatic jack material, B material top water, after first A
B；Step 3：The grading acid of A bis-, the grading acid of B mono-, B after first A；Step 4：A one-levels feed, and bis- grades of chargings of B, A and B runs simultaneously.
After the operation of four steps, following operation is completed：Cation exchange, with compressed air ejection male post in expect
Liquid, remaining feed liquid washed out with water, a grading acid treatment, two grading acid treatments, water ejected acid ejection, materials with water；It is cloudy
Ion exchange, feed liquid in cloudy post is ejected with compressed air, is washed out remaining feed liquid with water, at a grading alkali process, two grading alkali
Manage, water ejected alkali ejection, materials with water.
After 22 processes, the operation of each four step of process, a cycle is completed, then restarted, repeated
Operation.
The continuous automatic ion exchanging device of the present invention, its ion exchange process is：One-level cation exchange ~ one-level it is cloudy from
Son is exchanged；Or one-level cation exchange ~ bis- grade cation exchange ~ one-level anion exchange；Or one-level cation exchange ~ mono-
Level anion exchange ~ bis- grade anion exchange；Or one-level cation exchange ~ one-level anion exchange ~ bis- grade cation exchange ~
Two grades of anion exchanges；Material is moved towards：Upper entering and lower leaving, or bottom in and top out.
There is the connection valve of control break-make between resin column and resin column, every resin column top is imported and exported and pass through internally piloted valve
Door and the connection of corresponding pipeline, by the turnover of the unlatching control material of Self controlling valve.
Every positive and negative resin column height and diameter ratio are 2.5：1, preferably 2.0：1, optimum is 1.8：1.
There is distributing device the upper and lower of every resin column, so that material stream in the form of columnar flow in resin bed
It is dynamic.Top distributing device abuts top, and bottom distributing device abuts bottom.Distributing device can for water cap form, orifice plate cover mesh form,
The double-decker form of internal layer distribution pipe outer screen；Distributing device gap 0.2 ~ 0.3mm less than resin diameter, its effect is uniform
It is distributed material, prevention resin is passed through and material can be freed in and out.
Cation exchange resin is filled in every positive resin post；Anion exchange resin is filled in every negative resin post.Tree
Fill in fat post after resin, forward direction walks material and reversely walks material, is as a result the same.
As a further improvement on the present invention, the feed liquid ion concentration that such as need to be processed is less, then only run one-level male post and
One-level the moon post, i.e. ion exchange process are：One-level cation exchange ~ one-level anion exchange.
As a further improvement on the present invention, in chemical industry, food production, often there is such case：The feed liquid that need to be processed
Positive Ion Content is more more than anion-content, then one-level male post, one-level the moon post, two grades of male posts, i.e. ion exchange process is：One
Level cation exchange ~ one-level anion exchange ~ bis- grade anion exchange.These changes are that those skilled in the art are easier to realize
's.
The continuous automatic ion exchanging device of the present invention, is widely used in but is not limited to the ion exchange remove impurity of following product
In matter ion processes：Hemicellulose acidolysis Xylose；Hemicellulose digests Xylose processed；Citric acid fermentation broth；Glucose is different
Body plan manna sugar liquid, glucose isomerase Fructose liquid；Arabic gum acidolysis system Arab sugar liquid；Molasses；Sugar liquid；Sugar alcohol liquid；Medicine
Thing intermediate etc..
The continuous automatic ion exchanging device of the present invention utilizes the resin of part of leaving unused in fixed-bed ion exchange device
Get up, improve resin utilization rate, reduce water and acid, the consumption of alkali.
The continuous automatic ion exchanging device of the present invention, only with a small amount of resin, it is possible to reach and equipped with a large amount of resins
The same operating effect of fixed-bed ion exchange device, and due to being regenerated in time after resin inactivation, and make resin
Soak from long-time and pollute, extend the service life of resin.
Description of the drawings
Fig. 1 is the main process that device intermediate ion is exchanged.Ion exchange main process is：Raw material tank ~ one-level cation is handed over
Change ~ once cloudy groove ~ bis- grade cation exchange ~ secondary positive groove ~ bis- grade anion exchange ~ product of positive groove ~ one-level anion exchange ~ once
Product groove.
Fig. 2 is the operation sketch of one group of positive resin post composition and positive resin post process 1.
Fig. 3 is the operation sketch of one group of negative resin post composition and negative resin post process 1.
Fig. 4 is that two resin columns of arbitrary neighborhood constitute sketch.
Import and export on previous resin column in Fig. 4 and imported and exported by connecting tube 3 and the phase of connection valve 2 with latter resin column
Even；Import and export on resin column and be connected with one-level inlet valve 15, two grades of inlet valves 14, water supply valve 13, upper acid（Alkali）Valve 12, upper air
Valve 11；One-level charging house steward 31 be connected with one-level inlet valve 15, and two grades of charging house stewards 32 are connected with two grades of inlet valves 14, and upper water is total
Pipe 33 is connected with water supply valve 13, upper acid（Alkali）House steward 34 and upper acid（Alkali）Valve 12 connects, upper air header 35 and upper air cock 11
Connection.
Import and export under resin column and be connected with one-level outlet valve 25, two grades of outlet valves 24, lower water valve 23, lower acid（Alkali）Valve 22,
Lower air cock 21；One-level discharge header pipe 41 is connected with one-level outlet valve 25, and two grades of discharge header pipes 42 are connected with two grades of outlet valves 24,
Lower supply mains 43 is connected with lower water valve 23, lower acid（Alkali）House steward 44 and lower acid（Alkali）Valve 22 connects, lower air header 45 and lower sky
Air valve 21 connects.
Specific embodiment
Continuous automatic ion exchanging device is described further below in conjunction with the accompanying drawings.
The continuous automatic ion exchanging device of the present invention, by taking one group of 22 resin column as an example, by resin column composition series connection shape
Formula, previous resin column top is connected with latter resin column bottom by pipeline and connection valve.
The continuous automatic ion exchanging device of the present invention, cation exchange periodicity automatic running, a cycle is by 22
Process is constituted, i.e. 1 ~ process of process 22, is repeated；Anion exchange periodicity automatic running, a cycle is by 22 processes
Composition, i.e. 1 ~ process of process 22, repeat.Cation exchange and anion exchange are carried out simultaneously.The charging of ion exchange is former
Material temperature degree is 10 ~ 80 DEG C, and preferably 30 ~ 60 DEG C, optimum is 45 ~ 50 DEG C.
The explanation by taking the negative resin post of the positive resin post of one group of pilot-scale and one group of pilot-scale as an example.
Totally 22, positive resin post, every positive resin post fills positive resin 0.05m3, common 1.1m3Positive resin；Negative resin post totally 22
Root, every negative resin post fills the m of negative resin 0.053, common 1.1m3Negative resin.
Conventional instrumentation such as pressure instrumentation, flow instrumentation, electric conductivity detector table etc., for detecting letter
Number for computer program control.Pump used is by Frequency Converter Control.Flow, Frequency Converter Control pump are measured by flow instrumentation to turn
Speed, so as to control each flow.
The xylose enzymolysis solution that corn cob is preprocessed, obtain after enzymolysis is used as the raw material for treating ion exchange removal of impurity ion.
Xylose enzymolysis solution mass percent concentration is 8.0%, and electrical conductivity is 20000 ~ 30000 μ S/cm.
For xylose enzymolysis solution of the electrical conductivity for 20000 ~ 30000 μ S/cm is processed, every resin column is built with 0.05m3Sun
The feed rate of resin, every positive resin post or negative resin post is 0.3 m3/ h, after 0.5 h detect Jing one-level cation exchanges ~
Out-feed liquid electrical conductivity after one-level anion exchange ~ bis- grade cation exchange ~ bis- grade anion exchange is less than 5 μ S/cm.
It is suitable using 0.5 h as the time of a process.It is a cycle to have run 22 processes, and a cycle is needed
11 h。
It is exchange section that the used time is most long in one process, and other such as acid treatment, washing acid, pneumatic jack material, material push up water, used time
Respectively less than exchange section, to guarantee synchronism switching next process is entered.
Fig. 2 is the operation sketch of one group of positive resin post composition and male post resin process 1.
The operation of 1 positive resin post process 1
1 point of process is four steps of step 1 ~ step 4, and four steps are run, are independent of each other simultaneously.
Step 1 is A water liftouts（1# ~ 3# resin columns, series connection）With the acid of B water top（16# resin columns ~ 18# resin columns, series connection）.
Step 2 is A pneumatic jack material（4# resin columns）With B material top water（15# resin columns）.
Step 3 is the grading acid of A bis-（19# ~ 20# resin columns, series connection）With the grading acid of B mono-（21# resin columns ~ 22# resin columns,
Series connection）.
Step 4 is the charging of A one-levels（5# ~ 9# resin columns, it is in parallel）With bis- grades of chargings of B（10# ~ 14# resin columns, it is in parallel）.
（1）Step 1 point is A and the sub-steps of B two, first operating procedure A, after the completion for the treatment of step A, step B of reruning.Step
The h of A used times 0.04, the h of step B used time 0.15,0.19 h when two steps are shared, less than step 4 used time.
Step A：Water liftout（1# ~ 3# resin columns, series connection）.0.04 m need to be ejected from 3# resin columns3Material, flow velocity is
1.0 m3/ h, the h of used time 0.04.
Water is entered under 1# resin columns, Jing 1# ~ 3# resin columns（Bottom in and top out）, going out from 3# resin columns top, feed liquid flow to
Once positive groove.
Step B：The acid of water top（16# ~ 18# resin columns, series connection）.0.15 m need to be used3Water by 18# resin columns acid top
Go out, flow velocity is 1.0 m3/ h, the h of used time 0.15.
Water enters from 15# resin columns bottom, Jing 16# ~ 18# resin columns（Bottom in and top out）, by acid solution in post from 18# resin columns
Top ejects, and acid solution flow to HCl recovery groove.
（2）Step 2 point is A and the sub-steps of B two, first operating procedure A, after the completion for the treatment of step A, step B of reruning.Step
The h of A used times 0.01, the h of step B used time 0.03,0.04 h when two steps are shared, less than step 4 used time.
Step A：Pneumatic jack material（4# resin columns）.Compressed air can be in 0.01h, or shorter time is interior by 4# resin columns
Feed liquid ejection comes.
Compressed air is entered from 4# resin columns top, and the clout in 4# resin columns is extruded.Clout goes out from 4# resin columns bottom,
It flow to once positive groove.
Step B：Material top water（15# resin columns）.0.03m need to be ejected from 15# resin columns3Water, flow velocity be 1.0 m3/ h,
The h of used time 0.03.
The water in 15# resin columns is ejected with the material in secondary positive groove.Material enters from 15# resin columns bottom, and water is from 15#
Resin column top goes out, and recovery tank is flow to, for complex acid.
（3）Step 3 point is A and the sub-steps of B two, first operating procedure A, after the completion for the treatment of step A, step B of reruning.Step
The h of A used times 0.2, the h of step B used time 0.2,0.4 h when two steps are shared, less than step 4 used time.
Step A：Two grading acid（19# ~ 20# resin columns, series connection）.The acid amount entered from 19# bottoms is 0.2 m3, flow velocity
For 1.0 m3/ h, the h of used time 0.2.
The acid for newly preparing is entered from 19# resin columns bottom, Jing 19# ~ 20# resin columns（Bottom in and top out）, from 20# resin columns
Portion goes out, and acid solution flow to HCl recovery groove.The acid of HCl recovery groove claims recovery acid, for a grading acid.
Step B：One grading acid（21# resin columns ~ 22# resin columns, series connection）.The acid amount entered from 21# bottoms is 0.2 m3,
Flow velocity is 1.0 m3/ h, the h of used time 0.2.
Recovery acid is entered from 21# resin columns bottom, Jing 21# ~ 22# resin columns（Bottom in and top out）, go out from 22# resin columns top,
Acid solution flow to spent acid groove.The sour impurity concentration of spent acid groove is very high, with the alkali of salkali waste groove in and rear decontamination water treatment system.
（4）Step 4 point is A and the sub-steps of B two, and step A and step B are run simultaneously.One-level feeds house steward 31 and two grades
Flow is 1.5 m in charging house steward 323/ h, flow is 0.3m in every resin column3/h.Step A is identical with the time used by step B,
For 0.5h.
Step A：One-level feeds（5# ~ 9# resin columns, it is in parallel）.
5# ~ 9# resin columns constitute parallel form.Material is measured from raw material tank Jing flow instruments, variable frequency pump adjusts stream
After speed, Jing one-levels feed house steward 31 and enter from 5# ~ 9# resin columns top, and bottom out, after converging flows into once positive groove.
Step B：Two grades of chargings（10# resin columns ~ 14# resin columns, it is in parallel）.
10# resin columns ~ 14# resin columns composition parallel form.Secondary material is measured from once sun groove Jing flow instruments, frequency conversion
Pump is adjusted after flow velocity, bis- grades of charging house stewards 32 of Jing, is entered from 10# ~ 14# resin columns top, and bottom out, after converging flows into two
Secondary positive groove.
Ion exchange process is completed in step 4, and step 1, step 2, step 3 are for step 4 preparation.Step
4 used time is also most to grow, and before step 4 end of run, step 1, step 2, step 3 are completed.
The operation of 2 negative resin post processes 1 is as shown in figure 3, ruuning situation is identical with positive resin post, but processes exhausted resin
When, positive resin post is to use acid, and negative resin post is alkali.
After ion exchange removal of impurity ion, the xylose enzymolysis solution detection of pan tank is taken, mass percentage concentration is 7.5%, conductance
Rate is 10 ~ 20 μ S/cm.
For impurity ion content is not many feed liquids, such as electrical conductivity between 10000 ~ 100000 μ S/cm, with one
System carries out ion exchange removal of impurity ion, i.e.,：One-level cation exchange ~ one-level anion exchange ~ bis- grade cation exchange ~ bis-
Level anion exchange.The product of below the μ S/cm of electrical conductivity 20 is obtained after process.
As another embodiment of the present invention, such as in chemical industry, food, medicine production, some intermediate products or finished product
Impurity ion content is very big, and electrical conductivity is up to 200000 ~ 500000 μ S/cm, even more high.In this case, in order to more economical
Ground running gear, can carry out ion exchange removal of impurity ion with two covering devices.I.e.：First set plant running：One-level cation is handed over
Change ~ one-level anion exchange ~ bis- grade cation exchange ~ bis- grade anion exchange.Product A electrical conductivity after the process of first covering device
For 5000 ~ 100000 μ S/cm.
Product A runs the second covering device as the charge raw material of the second covering device：One-level cation exchange ~ one-level it is cloudy from
Son exchanges ~ bis- grades of cation exchange ~ bis- grade anion exchanges.Product B electrical conductivity after the process of second covering device is down to 20 μ S/cm
Below.
Used as another embodiment of the present invention, the feed liquid ion concentration that such as need to be processed is less, feed liquid electrical conductivity be 100 ~
1000 μ S/cm, then only run one-level male post and one-level the moon post, i.e. one-level cation exchange ~ one-level anion exchange, so that it may so that
Electrical conductivity is down to below 20 μ S/cm.
The effect of ion exchange removal of impurity ion, it is relevant with feed rate, pending raw material impurity ion concentration.If
The electrical conductivity of pending raw material is very big, many containing ion, then reduce feed rate, or the switching time for shortening every post；Instead
It, then increase feed rate, or the switching time for lengthening every post.This is the operation that those skilled in the art are easier to adjust
Process.
Embodiments of the invention are not limitation of the present invention.Those skilled in the art can be in the present inventive method
Implement changing form for various ways.
Claims (11)
1. continuous automatic ion exchanging device, including master device：One group of positive resin post, one group of negative resin post, with positive resin post and
The valve of negative resin post connection；Auxiliary device：Feed well, once positive groove, once cloudy groove, secondary positive groove, pan tank, pure water groove,
Acid tank, acid recovery groove, spent acid groove, alkali groove, alkali collection groove, salkali waste groove reclaims tank, pump, filter etc., it is characterised in that：
At least one group positive resin post of the continuous automatic ion exchanging device and one group of negative resin post；Every resin column top is entered
Outlet and bottom are imported and exported all by control valve and corresponding pipeline connection；
The continuous automatic ion exchanging device is automatically performed the full mistake of cation exchange and anion exchange by computer controls
Journey；Automatically the resin column of exchange section internal adsorption saturation is removed, while the resin column handled well is loaded；Automatically the suction that will be removed
The resin column of attached saturation makees Regeneration Treatment.
2. according to continuous automatic ion exchanging device described in claim 1, it is characterised in that：One group of positive resin post is by n
Root positive resin post is constituted, and one group of negative resin post is made up of n root negative resin posts, and n is 10 ~ 34, preferably 18 ~ 30, and optimum is
22。
3. according to continuous automatic ion exchanging device described in claim 2, it is characterised in that：One group of positive resin post and one
Under the control of the computer, periodicity automatic running, a cycle is made up of group negative resin post n process, and each process is at least transported
Four steps of row, the step of each process repeats a upper process.
4. according to continuous automatic ion exchanging device described in claim 3, it is characterised in that：Four steps of each process
It is rapid as follows：Step 1：A water liftouts, the acid of B water top；Step 2：A pneumatic jack material, B material top water；Step 3：The grading acid of A bis-, the grading acid of B mono-；
Step 4：A one-levels feed, bis- grades of chargings of B.
5. according to continuous automatic ion exchanging device described in claim 1 or 3 or 4, it is characterised in that：Described device is by calculating
Four steps of machine Automatic Program ground operation, complete following operation：Cation exchange, with compressed air ejection male post in feed liquid, use
Water washes out remaining feed liquid, a grading acid treatment, two grading acid treatments, with water by acid ejection, materials eject in water；Anion is handed over
Change, feed liquid in cloudy post is ejected with compressed air, being washed out remaining feed liquid with water, a grading alkali process, two grading alkali process, using water
Alkali ejection, materials are ejected in water.
6. according to continuous automatic ion exchanging device described in claim 1, it is characterised in that：Ion exchange process is：One-level
Cation exchange ~ one-level anion exchange ~ bis- grade cation exchange ~ bis- grade anion exchange.
7. according to continuous automatic ion exchanging device described in claim 1 or 6, it is characterised in that：Positive resin post, negative resin post
When carrying out ion exchange, material trend is upper entering and lower leaving, or bottom in and top out.
8. according to continuous automatic ion exchanging device described in claim 1, it is characterised in that：Described device has resin column (1),
Connection valve (2)；Previous resin column top is connected with latter resin column bottom by connection valve (2)；Every resin column top
Import and export are connected by Self controlling valve with corresponding pipeline, by the turnover of the unlatching control material of Self controlling valve.
9. according to continuous automatic ion exchanging device described in claim 1 or 8, it is characterised in that：The resin column top is entered
Outlet is connected as follows with valve and pipeline：
One-level inlet valve (15) connection one-level feed pipe (31)；Two grades of inlet valves (14) connection secondary feed tube (32)；Water supply valve
(13) upper hose (33) is connected；Upper acid（Alkali）Acid in valve (12) connection（Alkali）Pipe (34)；Air hose in the connection of upper air cock (11)
(35)；
Import and export and be connected as follows with valve and pipeline in the resin column bottom：
One-level outlet valve (25) connection one-level discharge nozzle (41)；Two grades of outlet valves (24) connect two grades of discharge nozzles (42)；Lower water valve
(23) downcomer (43) is connected；Lower acid（Alkali）The lower acid of valve (22) connection（Alkali）Pipe (44)；Air hose under lower air cock (21) connection
(45)。
10. according to continuous automatic ion exchanging device described in claim 1 or 2, it is characterised in that：Every positive and negative resin column
Height and diameter ratio are 2.5：1, preferably 2.0：1, optimum is 1.8：1.
11. according to continuous automatic ion exchanging device described in claim 1 or 2, it is characterised in that：The every resin column
There is distributing device upper and lower, so that material is flowed in resin bed in the form of columnar flow；Top distributing device abuts top,
Bottom distributing device abuts bottom；Cation exchange resin is filled in every positive resin post；Anion is filled in every negative resin post
Exchanger resin.
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| CN201710167421.7A CN106669867A (en) | 2017-03-21 | 2017-03-21 | Continuous and automatic ion exchange device |
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| CN201710167421.7A CN106669867A (en) | 2017-03-21 | 2017-03-21 | Continuous and automatic ion exchange device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109796063A (en) * | 2019-02-18 | 2019-05-24 | 湖南海富环境污染治理有限公司 | A kind of shallow demineralizer of integration |
| CN111450903A (en) * | 2020-05-21 | 2020-07-28 | 浙江华康药业股份有限公司 | Continuous ion exchange system for xylose production and use method thereof |
| CN114272960A (en) * | 2021-10-27 | 2022-04-05 | 欧尚元(天津)有限公司 | Method and device for purifying xylose by valve array type multi-unit continuous ion exchange |
| CN114606350A (en) * | 2021-10-22 | 2022-06-10 | 欧尚元(天津)有限公司 | Beet sugar decalcification system |
| CN114606349A (en) * | 2021-10-22 | 2022-06-10 | 欧尚元(天津)有限公司 | Beet syrup softening method |
| CN115870017A (en) * | 2021-09-28 | 2023-03-31 | 中国科学院宁波材料技术与工程研究所 | Continuous ion exchange system based on solid-solid reaction |
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| CN205419857U (en) * | 2015-11-11 | 2016-08-03 | 江苏云水谣环境科技有限公司 | Cloudy cation exchange system |
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| CN1107386A (en) * | 1993-12-27 | 1995-08-30 | 奥尔加诺株式会社 | Continuous ion exchange apparatus |
| CN102029202A (en) * | 2010-10-29 | 2011-04-27 | 西安蓝晓科技有限公司 | Continuous ion exchange unit for organic acid production |
| CN201823538U (en) * | 2010-10-29 | 2011-05-11 | 西安蓝晓科技有限公司 | Continuous ion exchanging device for producing organic acid |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109796063A (en) * | 2019-02-18 | 2019-05-24 | 湖南海富环境污染治理有限公司 | A kind of shallow demineralizer of integration |
| CN109796063B (en) * | 2019-02-18 | 2021-07-13 | 湖南海富环境污染治理有限公司 | Shallow desalination device of integration |
| CN111450903A (en) * | 2020-05-21 | 2020-07-28 | 浙江华康药业股份有限公司 | Continuous ion exchange system for xylose production and use method thereof |
| CN115870017A (en) * | 2021-09-28 | 2023-03-31 | 中国科学院宁波材料技术与工程研究所 | Continuous ion exchange system based on solid-solid reaction |
| CN114606350A (en) * | 2021-10-22 | 2022-06-10 | 欧尚元(天津)有限公司 | Beet sugar decalcification system |
| CN114606349A (en) * | 2021-10-22 | 2022-06-10 | 欧尚元(天津)有限公司 | Beet syrup softening method |
| CN114272960A (en) * | 2021-10-27 | 2022-04-05 | 欧尚元(天津)有限公司 | Method and device for purifying xylose by valve array type multi-unit continuous ion exchange |
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Application publication date: 20170517 |