CN105536755A - Macroporous adsorbing resin automatic regeneration device - Google Patents
Macroporous adsorbing resin automatic regeneration device Download PDFInfo
- Publication number
- CN105536755A CN105536755A CN201610068864.6A CN201610068864A CN105536755A CN 105536755 A CN105536755 A CN 105536755A CN 201610068864 A CN201610068864 A CN 201610068864A CN 105536755 A CN105536755 A CN 105536755A
- Authority
- CN
- China
- Prior art keywords
- regenerated liquid
- flushing
- tank
- regeneration
- resin
- 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.)
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Classifications
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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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3425—Regenerating or reactivating of sorbents or filter aids comprising organic materials
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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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/345—Regenerating or reactivating using a particular desorbing compound or mixture
- B01J20/3475—Regenerating or reactivating using a particular desorbing compound or mixture in the liquid phase
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Abstract
The invention relates to a macroporous adsorbing resin automatic regeneration device, which comprises a regeneration resin tank, a spectrograph, a conductivity meter, a blowdown electromagnetic valve, a sewage collecting tank, a regeneration liquid electromagnetic valve, a regeneration liquid storage tank, a backflushing water electromagnetic valve, a backflushing water tank, a control box, a backflushing water guide pipe, a regeneration liquid guide pipe and a water drain pipe, wherein the regeneration resin tank is used for containing macroporous adsorbing; the spectrograph is an online spectrum COD (chemical oxygen demand) detection device, and is used for detecting the COD concentration in real time, and transmitting the data to the control box; the control box is used for controlling the blowdown electromagnetic valve, the regeneration liquid electromagnetic valve and the backflushing water electromagnetic valve. The macroporous adsorbing resin automatic regeneration device has the advantages that the COD concentration of regeneration liquid at an outlet of the regeneration resin tank is detected in real time; meanwhile, the control box can adjust the flow rates of the regeneration liquid and backflushing water according to the concentration, so as to prevent the excessive use of the regeneration liquid and the backflushing water, and reduce the operation cost.
Description
Technical field
The present invention relates to the technical field of wastewater treatment, be specifically related to a kind of macroporous absorbent resin automatic regeneration device.
Background technology
COD (COD) be in water body reductive pollutants by strong oxidizer be oxidized the quantity of oxygen that consumes, be evaluate the important composite targets of water body some bearing contaminated.Along with developing rapidly of industrial or agricultural, a large amount of waste water containing COD needs process, such as chemical industry, and plating, agriculture poultry house all produces the very high waste water of a large amount of COD content.
In waste water COD treatment technology, Flavonoids by Macroporous Adsorption Resin removal efficiency is high, and equipment is simple, processing ease.Compared with active carbon, macroporous absorbent resin can regenerate, Reusability.But when resin regeneration, due to reasons such as the hysteresis quality of detecting instrument and manual operations, need rule of thumb to determine to need the pharmaceutical quantities required for regenerating resin and the recoil water yield.Thus cause recovery time prolongation, problem such as medicament use excess, the washed amount of back-flushing etc.When the water quality of upstream changes, the pharmaceutical quantities fully required for regeneration and washing time also often change.In addition, when resin Long-Time Service, there will be the decline in performance, regeneration condition is also along with change.Therefore, in order to ensure that regeneration completely, often needing Use out of range regenerative agent and the recoil water yield, thus increasing operation cost.
Chinese invention patent (CN101711997A) discloses a kind of batch regeneration device of ion exchange resin, this device comprises batch regeneration container and vavuum pump, and batch regeneration container has a blow vent, in order to input the charging aperture and of resin in order to discharge the charging aperture of resin.Vavuum pump connects this blow vent by vacuum exhaust pipe, for when charging from this blow vent extracting air, to form negative pressure in this batch regeneration container, thus the resin be connected in one or more unit ion-exchangers of this charging aperture is inputed in this batch regeneration container.Said apparatus cannot detect the content of pollutant in the regenerated liquid of regeneration container outlet in real time, whether confirmation resin regeneration that can not be quantitative completes, can only judge whether regeneration completes based on going total service time or experience, secondly the flow velocity of regenerated liquid can not be adjusted in real time, need Use out of range regenerative agent and the recoil water yield, thus increase operation cost, regeneration effect is poor.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of macroporous absorbent resin automatic regeneration device is provided, can the flow velocity of COD change in concentration and adjustment regenerated liquid in real time in Real-Time Monitoring regenerated liquid, effectively can avoid Use out of range regenerated liquid and the recoil water yield, reduce cost.
Technical scheme provided by the invention is: a kind of macroporous absorbent resin automatic regeneration device, wherein, the regenerating resin tank, spectrometer, conductivity gauge, blowoff electromagnetic valve, sewage collecting tank, regenerated liquid magnetic valve, regenerated liquid holding vessel, back-flushing magnetic valve, back flushing tank, control cabinet, back-flushing conduit, regenerated liquid conduit and the drainpipe that hold macroporous absorption is comprised; Described regenerated liquid holding vessel is by regenerated liquid tubes connection resin regeneration pot bottom; Described back flushing tank is by back-flushing tubes connection resin regeneration pot bottom; Back-flushing conduit is installed back-flushing magnetic valve, regenerated liquid conduit is installed regenerated liquid magnetic valve; Described sewage collecting tank connects resin regenerating tank top by drainpipe, described drainpipe is arranged spectrometer, conductivity gauge and blowoff electromagnetic valve; Described spectrometer is at line spectrum COD checkout gear, can detect COD concentration in real time and transfer data to control cabinet; Described control cabinet can control of sewage disposal magnetic valve, regenerated liquid magnetic valve and back-flushing magnetic valve.
In technique scheme, regenerated liquid holding vessel and back flushing tank can provide hydraulic pressure respectively regenerated liquid and back-flushing to be transported to regenerating resin tank, and until sewage collecting tank.
Spectrometer is at line spectrum COD checkout gear, and Chinese utility model patent (CN2854583Y) discloses this device, can detect the COD concentration in regenerating resin tank exit in real time and transfer data to control cabinet at line spectrum COD checkout gear.Control cabinet, according to the data at line spectrum COD checkout gear, controls regenerated liquid magnetic valve and back-flushing magnetic valve, can control the flow velocity of regenerated liquid and back-flushing in real time.When COD concentration increases gradually, can suitably increase the flow velocity of regenerated liquid to add rapid regeneration; When the concentration of COD reaches maximum and reduces gradually, can by judging that the variable gradient of COD concentration reduces the flow velocity of regenerated liquid; When COD concentration is reduced to setting value gradually, stop reproducer by control cabinet.
Conductivity gauge can detect the electrical conductivity in regenerating resin tank exit in real time, to judge whether regenerated liquid residual in macroporous absorbent resin rinses complete, and closes back-flushing magnetic valve and blowoff electromagnetic valve by control cabinet.
As preferably, described back-flushing conduit and regenerated liquid conduit are connected in resin regeneration pot bottom in parallel.Because whole process first carries out regenerated liquid backwash, after carry out back-flushing flushing, therefore back-flushing conduit and regenerated liquid conduit are arranged in parallel the mixing effectively can avoiding regenerated liquid and back-flushing, prevent both from mutually polluting, improve the regeneration efficiency of macroporous absorbent resin.
As preferably, described spectrometer, conductivity gauge and blowoff electromagnetic valve are connected in series.Three is connected in series, can pipeline be reduced, reduce, to the requirement of hydraulic pressure, to increase economic efficiency simultaneously.
As preferably, the regenerated liquid in described regenerated liquid holding vessel is concentration is 2 ~ 10% hydrochloric acid, sodium chloride or sodium hydroxide solution.Select above-mentioned regenerated liquid can efficiently by the pollutant desorption in macroporous absorbent resin, above-mentioned regenerated liquid be comparatively economical and practical simultaneously.
As preferably, the initial flow rate of described regenerated liquid is 3 ~ 6BV/h.During above-mentioned flow velocity, the desorption effect of regenerated liquid to macroporous absorbent resin is better.
As preferably, the back-flushing in described back flushing tank is deionized water.The storage that this back-flushing can make macroporous absorbent resin stable, so that in time for absorption.
Compared with the existing technology, beneficial effect of the present invention is embodied in:
(1) macroporous absorbent resin automatic regeneration device of the present invention, as long as parameters just can carry out backwash to macroporous absorbent resin automatically.
(2) macroporous absorbent resin automatic regeneration device of the present invention, can detect COD concentration in the regenerated liquid in regenerating resin tank exit in real time, and meanwhile, control cabinet can according to the flow velocity of the real-time adjustment regenerated liquid of above-mentioned concentration and back-flushing.
(3) macroporous absorbent resin automatic regeneration device of the present invention, effectively can prevent Use out of range regenerated liquid and the recoil water yield, reduce operation cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of macroporous absorbent resin automatic regeneration of the present invention device.
Wherein, 1, regenerating resin tank; 2, spectrometer; 3, conductivity gauge; 4, blowoff electromagnetic valve; 5, sewage collecting tank; 6, regenerated liquid magnetic valve; 7, back-flushing magnetic valve; 8, back flushing tank; 9, regenerated liquid holding vessel; 10, control cabinet; 11, regenerated liquid conduit; 12, back-flushing conduit; 13, drainpipe.
Detailed description of the invention
Below in conjunction with Figure of description, the present invention is described in further detail, and provides detailed description of the invention.
As shown in Figure 1, a kind of macroporous absorbent resin automatic regeneration device, wherein, the regenerating resin tank 1, spectrometer 2, conductivity gauge 3, blowoff electromagnetic valve 4, sewage collecting tank 5, regenerated liquid magnetic valve 6, regenerated liquid holding vessel 9, back-flushing magnetic valve 7, back flushing tank 8, control cabinet 10, back-flushing conduit 12, regenerated liquid conduit 11 and the drainpipe 13 that hold macroporous absorption is comprised; Regenerated liquid holding vessel 9 connects bottom resin regenerating tank 1 by regenerated liquid conduit 11; Back flushing tank 8 connects bottom resin regenerating tank 1 by back-flushing conduit 12; Back-flushing conduit 12 is installed back-flushing magnetic valve 7, regenerated liquid conduit 11 is installed regenerated liquid magnetic valve 6; Sewage collecting tank 5 connects resin regenerating tank 1 top by drainpipe 13, drainpipe 13 is arranged spectrometer 2, conductivity gauge 3 and blowoff electromagnetic valve 4; Spectrometer 2 is at line spectrum COD checkout gear, can detect COD concentration in real time and transfer data to control cabinet 10; Control cabinet 10 can control of sewage disposal magnetic valve 4, regenerated liquid magnetic valve 6 and back-flushing magnetic valve 7.Back-flushing conduit 12 and regenerated liquid conduit 11 are connected in resin regeneration tank (1) bottom in parallel.Spectrometer 2, conductivity gauge 3 and blowoff electromagnetic valve 4 are connected in series.
Concrete operations flow process is as follows: the macroporous absorbent resin that need regenerate process joins regenerating resin tank 1, to control cabinet 10 parameters, blowoff electromagnetic valve 4 switches to open mode, back-flushing magnetic valve 7 switches to closed condition, regenerated liquid magnetic valve 6 switches to open mode, regenerated liquid holding vessel 9 provides hydraulic pressure to be transported to bottom regenerating resin tank 1 by regenerated liquid by regenerated liquid conduit 11, control cabinet 10 controls regenerated liquid magnetic valve 6 and makes the flow velocity of regenerated liquid be 6BV/h, regenerated liquid is to lower and upper submergence macroporous absorbent resin, the sewage of the suspended impurity in macroporous absorbent resin and desorption is entered sewage collecting tank 5 by blowoff electromagnetic valve 4.
Spectrometer 2 is at line spectrum COD checkout gear, the COD concentration in regenerating resin tank 1 exit can be detected in real time and transfer data to control cabinet 10, control cabinet 10 is according to the data at line spectrum COD checkout gear, regenerated liquid magnetic valve 6 is controlled, the flow velocity of regenerated liquid can be controlled in real time.When COD concentration increases gradually, can suitably increase the flow velocity of regenerated liquid to add rapid regeneration; When the concentration of COD reaches maximum and reduces gradually, can by judging that the variable gradient of COD concentration reduces the flow velocity of regenerated liquid; When COD concentration is reduced to setting value gradually, stop reproducer by control cabinet 10, close regenerated liquid magnetic valve 6.General control regeneration rate is 50 ~ 90%, and resin can reuse, but the most applicable with 70 ~ 80%, if will reach higher regeneration rate, then regenerated liquid will roll up, thus causes cost to raise.
Usual regenerated liquid (acid of high concentration, alkali or salting liquid) all has higher conductance, needs back-flushing to rinse.Then open back-flushing magnetic valve 7, by back-flushing resin by injection regenerating tank 1, rinse out remaining regenerated liquid.Conductivity gauge 3 can detect the electrical conductivity in regenerating resin tank 1 exit in real time, by comparing electrical conductivity and the recoil electrical conductivity of water in exit, control cabinet 10 adjusts the flow velocity of back-flushing by controlling back-flushing magnetic valve 7, when exit electrical conductivity and recoil electrical conductivity of water close to time, illustrate that the residual regenerated liquid in macroporous absorbent resin rinses complete, then close back-flushing magnetic valve 7 and blowoff electromagnetic valve 4, macroporous absorbent resin is immersed in back-flushing for subsequent use.
The switch, time sequencing etc. of above-mentioned all magnetic valves all control on control cabinet 10, realize macroporous absorbent resin automatic regeneration by time schedule controller.
Claims (6)
1. a macroporous absorbent resin automatic regeneration device, it is characterized in that, comprise the regenerating resin tank (1), spectrometer (2), conductivity gauge (3), blowoff electromagnetic valve (4), sewage collecting tank (5), regenerated liquid magnetic valve (6), regenerated liquid holding vessel (9), back-flushing magnetic valve (7), back flushing tank (8), control cabinet (10), back-flushing conduit (12), regenerated liquid conduit (11) and the drainpipe (13) that hold macroporous absorption; Described regenerated liquid holding vessel (9) connects resin regenerating tank (1) bottom by regenerated liquid conduit (11); Described back flushing tank (8) connects resin regenerating tank (1) bottom by back-flushing conduit (12); Back-flushing conduit (12) is upper installs back-flushing magnetic valve (7), and regenerated liquid conduit (11) is upper installs regenerated liquid magnetic valve (6); Described sewage collecting tank (5) connects resin regenerating tank (1) top by drainpipe (13), described drainpipe (13) is arranged spectrometer (2), conductivity gauge (3) and blowoff electromagnetic valve (4); Described spectrometer (2) is at line spectrum COD checkout gear, can detect COD concentration in real time and transfer data to control cabinet (10); Described control cabinet (10) can control of sewage disposal magnetic valve (4), regenerated liquid magnetic valve (6) and back-flushing magnetic valve (7).
2. macroporous absorbent resin automatic regeneration device according to claim 1, is characterized in that, described back-flushing conduit (12) and regenerated liquid conduit (11) are connected in resin regeneration tank (1) bottom in parallel.
3. macroporous absorbent resin automatic regeneration device according to claim 1, is characterized in that, described spectrometer (2), conductivity gauge (3) and blowoff electromagnetic valve (4) are connected in series.
4. macroporous absorbent resin automatic regeneration device according to claim 1, is characterized in that, the regenerated liquid in described regenerated liquid holding vessel (9) is concentration is 2 ~ 10% hydrochloric acid, sodium chloride or sodium hydroxide solution.
5. macroporous absorbent resin automatic regeneration device according to claim 4, is characterized in that, the initial flow rate of described regenerated liquid is 3 ~ 6BV/h.
6. macroporous absorbent resin automatic regeneration device according to claim 1, is characterized in that, the back-flushing in described back flushing tank (8) is deionized water.
Priority Applications (1)
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CN201610068864.6A CN105536755A (en) | 2016-02-01 | 2016-02-01 | Macroporous adsorbing resin automatic regeneration device |
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CN201610068864.6A CN105536755A (en) | 2016-02-01 | 2016-02-01 | Macroporous adsorbing resin automatic regeneration device |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107840412A (en) * | 2017-12-11 | 2018-03-27 | 淄博格瑞水处理工程有限公司 | A kind of zero-emission softened water equipment |
CN109569745A (en) * | 2018-12-06 | 2019-04-05 | 中电环保股份有限公司 | Cation exchange resin automatic regeneration device and method |
CN109731619A (en) * | 2019-02-28 | 2019-05-10 | 西安热工研究院有限公司 | A kind of device and method that power plant quantifies regenerating resin |
CN110104720A (en) * | 2019-05-28 | 2019-08-09 | 艾西姆(辽宁)环境技术有限公司 | A kind of control method of landfill leachate macroporous resin adsorption treatment process |
CN110433554A (en) * | 2018-05-04 | 2019-11-12 | 汉斯萨塞拉思有限责任两合公司 | Water attachment with washing automatic device |
CN113634207A (en) * | 2021-08-17 | 2021-11-12 | 华能沾化热电有限公司 | Automatic regenerating unit of online instrument resin of steam |
Citations (4)
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JPS63166486A (en) * | 1986-12-29 | 1988-07-09 | Masaharu Nakagawa | Drain system of dental sewage |
CN2854583Y (en) * | 2005-12-28 | 2007-01-03 | 浙江大学 | System for investigating sewage chemical oxygen demand by spectral technology |
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CN203853092U (en) * | 2014-05-16 | 2014-10-01 | 南京国能环保工程有限公司 | Automatic cationic resin regenerating device |
-
2016
- 2016-02-01 CN CN201610068864.6A patent/CN105536755A/en active Pending
Patent Citations (4)
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JPS63166486A (en) * | 1986-12-29 | 1988-07-09 | Masaharu Nakagawa | Drain system of dental sewage |
CN2854583Y (en) * | 2005-12-28 | 2007-01-03 | 浙江大学 | System for investigating sewage chemical oxygen demand by spectral technology |
CN101423263A (en) * | 2008-08-14 | 2009-05-06 | 浙江争光实业股份有限公司 | Method for removing organic in water solution by using acroleic acid macroporous adsorption resin |
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Non-Patent Citations (1)
Title |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107840412A (en) * | 2017-12-11 | 2018-03-27 | 淄博格瑞水处理工程有限公司 | A kind of zero-emission softened water equipment |
CN107840412B (en) * | 2017-12-11 | 2018-09-11 | 淄博格瑞水处理工程有限公司 | A kind of zero-emission softened water equipment |
CN110433554A (en) * | 2018-05-04 | 2019-11-12 | 汉斯萨塞拉思有限责任两合公司 | Water attachment with washing automatic device |
CN109569745A (en) * | 2018-12-06 | 2019-04-05 | 中电环保股份有限公司 | Cation exchange resin automatic regeneration device and method |
CN109731619A (en) * | 2019-02-28 | 2019-05-10 | 西安热工研究院有限公司 | A kind of device and method that power plant quantifies regenerating resin |
CN110104720A (en) * | 2019-05-28 | 2019-08-09 | 艾西姆(辽宁)环境技术有限公司 | A kind of control method of landfill leachate macroporous resin adsorption treatment process |
CN113634207A (en) * | 2021-08-17 | 2021-11-12 | 华能沾化热电有限公司 | Automatic regenerating unit of online instrument resin of steam |
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