CN102267774A - Strong brine processing system - Google Patents
Strong brine processing system Download PDFInfo
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- CN102267774A CN102267774A CN 201110212189 CN201110212189A CN102267774A CN 102267774 A CN102267774 A CN 102267774A CN 201110212189 CN201110212189 CN 201110212189 CN 201110212189 A CN201110212189 A CN 201110212189A CN 102267774 A CN102267774 A CN 102267774A
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- galvanic deposit
- strong brine
- electrodeposition
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- water
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Abstract
The invention relates to a strong brine processing system which comprises a regulating pool, a regulating pool lift pump, an electrodeposition box body, an electrodeposition polar plate, an electromagnetic flocculator, a circulating pump, an inclined plate precipitator, a clear water tank, and a water supply pump. The regulating pool is connected to the upper part of the electrodeposition box body by the regulating pool lift pump, and the circulating pump is respectively connected to the lower part of the electrodeposition box body and a pipeline between the regulating pool lift pump and the electrodeposition box body. The electrodeposition polar plate is disposed in the electrodeposition box body, and the electrodeposition box body is orderly connected to the electromagnetic flocculator, the inclined plate precipitator, and the clear water tank. The clear water tank is connected to the water supply pump, and the water supply pump outputs processed water. The invention provides a strong brine processing system which has stable processing effect, low production and running cost, simple operation and running; electrodeposition and electromagnetic flocculation devices are adopted for the processing, which avoids routine chemical processing methods, and avoids continuous accumulation of salts due to the application of a large amount of reagents; the processing system is optimized, and the running cost for waste water processing is reduced.
Description
Technical field
The invention belongs to water treatment field, specifically relate to the treatment system that a kind of strong brine reaches zero release.
Background technology
Along with becoming more meticulous and high efficiency of all kinds of production technique and equipment, water water quality is had higher requirement, and sophisticated technology such as current water technology such as RO reverse osmosis, EDI electricity desalination method and equipment all can be produced high-quality and efficient water of productive use, but above-mentioned technology is produced the producing water ratio of water process all about 75%, that is: in the process of production high-quality water with other impurity compositions in the water by membrane sepn, it is concentrated in 25% the strong brine.And these strong brines are difficult to utilize usually again, therefore have to be thrown into the discharging of water body or deep-well.Dense water treatment pattern like this, its hazardness just progressively displays, as cause problems such as the biological minimizing of soil salinization, water body, for example certain province is at the feature of Bohai Sea water body variation, putting into effect decree " forbids dense water to go into the sea ", part enterprise has to by new water strong brine dilution back be discharged for solving the strong brine emission problem, and this way is disagreed with " energy-saving and emission-reduction " policy that country advocates.
Along with carrying out of national environmental protection policy, some enterprises waste water recycling project that starts one after another, waste water recycling has to be faced with the strong brine problem, the manipulation of regeneration of strong brine and reach the difficult point that zero-discharge technology has become the puzzlement water treatment; In addition in waste water recycling, this has handled the water after up to standard, through the strong brine of advanced treatment, and through the enrichment of pollutent, again will be in the face of difficult situation that can qualified discharge.
American Electric Power research centre in 1970 factory's zero release is defined as " any type of water (discharge or ooze out) is not discharged in the waters earthward, all water that leave all be with the form of moisture be solidificated in ash or slag in ".The proposition of this theory is based on the appearance of the mechanical cycles evaporation technique of the U.S.; Through the development of nearly decades, though this technology has breakthrough, its one-time investment height, the unfavorable factor that running cost is high make real wastewater zero discharge be difficult to popularize.
In view of this, seek a kind of strong brine treatment system and become pursuing one's goal of these those skilled in the art.
Summary of the invention
Task of the present invention provides a kind of strong brine treatment system, it has overcome the difficulty of prior art, by treatment system and electrochemical techniques, give full play to the reductive action of negative electrode, make the concentrated salt (mainly being some metallic salts such as calcium, magnesium ion) in the strong brine from water, be effectively separated water after treatment, cause has been removed about 50% salt ion, so can handle through the RO film once more and isolate the fine water, circulate repeatedly through this, may ultimately reach the zero release in the waste water recycling.
Technical solution of the present invention is as follows:
A kind of strong brine treatment system comprises and adjusts pond, adjustment pond lift pump, galvanic deposit casing, galvanic deposit pole plate, electromagnetism flocculator, recycle pump, tilted plate separator, filtered water tank and working shaft;
Described adjustment pond is by adjusting the top that the pond lift pump connects the galvanic deposit casing, and described recycle pump connects the bottom of galvanic deposit casing respectively and adjusts the pond lift pump to the pipeline between the galvanic deposit casing;
Be provided with the galvanic deposit pole plate in the described galvanic deposit casing, the galvanic deposit casing connects electromagnetism flocculator, tilted plate separator and filtered water tank successively;
Described filtered water tank connects working shaft, and working shaft is exported the water of treated mistake.
Described working shaft connects low end subscriber by transport pipe.
Described working shaft connects reverse osmosis (RO) equipment by transport pipe, and the high-quality water that is produced is delivered to high-end user.
Be provided with galvanic deposit pole plate assembly in the described galvanic deposit casing, the galvanic deposit pole plate adopts flat form, and the pole plate voltage of supply is 36V, and current density is 40 to 50ma/cm
2
Described tilted plate separator is the upward flow settling vessel of two-way water distribution, and the swash plate material adopts the glass reinforced plastic material, and surface load adopts 5 to 9 meters/hour processing load.
The invention provides the strong brine treatment system that a kind of treatment effect is stable, the production run cost is low, the operation operation is easy, handle and adopt galvanic deposit, electromagnetism flocculation plant, avoid the conventional chemical treatment process, the lasting accumulation of the salt of avoiding making with medicament in a large number and being caused, the optimization process system reduces wastewater treatment running cost.
Strong brine treatment system of the present invention has the following advantages:
1, realizes the saving of water resources
No matter current be the preparation pure water, still waste water comprehensive utilization, all can't effectively solve the problem of strong brine, this treatment system is utilized sedimentary principle in the electrochemistry, make salts substances become stable solid matter and separate (if rare metal also can be realized the economic worth that reclaims), thereby broken salts substances dead end circulation in the aqueous solution from strong brine by ionic state, and water reuse more after treatment can be realized real zero release.
2, realize the saving of running cost
Current for haline water; all kinds of enterprises have to adopt the treatment process of chemical agent or thin up for satisfying environmental protection or various places emission request, cause the increase of running cost; the trouble and worry that strong brine is handled can be removed by this treatment system, and the reduction of running cost can be realized.In treating processes, do not need additionally to add chemical agent and carry out the equal and adjusting of water quality, and, have more cost advantage for the high more strong brine of salt.
3, realize organic degraded in the waste water advanced reuse strong brine
Adopt this treatment system and equipment can realize organic degraded in the strong brine, reduced the running cost of degree of depth Treatment for Reuse.
Strong brine treatment system of the present invention is simple to operate, stable, can be applicable to the dense water treatment of domestic and international every profession and trade, can effectively solve the problem that the industry water displacement is big, product ton water consumption is many.
Description of drawings
Fig. 1 is the structural representation of a kind of strong brine treatment system of the present invention.
Reference numeral:
1 for adjusting the pond, and 2 for adjusting the pond lift pump, and 3 are the galvanic deposit casing, and 4 are the galvanic deposit pole plate, and 5 is the electromagnetism flocculator, and 6 is recycle pump, and 7 is tilted plate separator, and 8 is filtered water tank, and 9 is working shaft, and 10 is reverse osmosis (RO) equipment.
Embodiment
Below in conjunction with drawings and Examples the present invention is elaborated.
Referring to Fig. 1, the invention provides a kind of strong brine treatment system, mainly form by adjusting pond 1, adjustment pond lift pump 2, galvanic deposit casing 3, galvanic deposit pole plate 4, electromagnetism flocculator 5, recycle pump 6, tilted plate separator 7, filtered water tank 8 and working shaft 9.
Adjust pond 1 by adjusting the top that pond lift pump 2 connects galvanic deposit casing 3, recycle pump 6 connects the bottom of galvanic deposit casing 3 respectively and adjusts the pipeline of pond lift pump 2 to 3 of galvanic deposit casings, be provided with galvanic deposit pole plate 4 in the galvanic deposit casing 3, galvanic deposit casing 3 connects electromagnetism flocculator 5, tilted plate separator 7 and filtered water tank 8 successively.Filtered water tank 8 connects a working shaft 9, the water of the treated mistake of working shaft 9 outputs.
Working shaft 9 can directly connect low end subscriber by transport pipe.Working shaft 9 also can connect reverse osmosis (RO) equipment 10 by transport pipe, and the high-quality water that is produced is delivered to high-end user.
Be provided with galvanic deposit pole plate assembly in the galvanic deposit casing 3, the galvanic deposit pole plate adopts flat form, and the pole plate voltage of supply is 36V, and current density is 40 to 50ma/cm
2Tilted plate separator 7 is the upward flow settling vessel of two-way water distribution, and the swash plate material adopts the glass reinforced plastic material, and surface load adopts 5 to 9 meters/hour processing load.
Embodiments of the invention are handled the back reuse to strong brine, finally to reach zero release, its treatment scheme is: at first, the strong brine that reuse is produced from the degree of depth can be transported to adjusts pond 1, rise to galvanic deposit casing 3 via adjusting pond lift pump 2 then, under the electrochemical deposition effect of galvanic deposit pole plate 4, the positively charged ion in the strong brine (metal ion) is adsorbed in galvanic deposit pole plate 4 with solid state in galvanic deposit casing 3, and negatively charged ion is separated from water with gaseous stateization; For improving the removal effect of strong brine intermediate ion, be provided with recycle pump 6, can realize the circular treatment of strong brine according to the difference of processing target; Strong brine after electrodeposition process, after handling, electromagnetism flocculator 5 make the suspended substance flocculation enter tilted plate separator 7 from flowing into, water outlet behind sloping plate deposition enters filtered water tank 8, the salts substances of this moment about 50% is removed, this part water can directly use for low end subscriber by working shaft 9, also can carry out desalting treatment through reverse osmosis (RO) equipment 10 or other advanced treatment systems again, the high-quality water that is produced uses for high-end user, and the strong brine that produces can enter native system once more, remove ion through deposition, and salt ion and water are effectively separated.
In sum, the invention provides the strong brine treatment system that a kind of treatment effect is stable, the production run cost is low, the operation operation is easy, handle and adopt galvanic deposit, electromagnetism flocculation plant, avoid the conventional chemical treatment process, the lasting accumulation of the salt of avoiding making with medicament in a large number and being caused, the optimization process system reduces wastewater treatment running cost.The present invention can be applied to the water treatment system of all strong brines.
Certainly, those skilled in the art in the present technique field will be appreciated that, the foregoing description only is to be used for illustrating the present invention, and be not as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claim of the present invention the variation of the foregoing description, modification etc.
Claims (5)
1. a strong brine treatment system is characterized in that: comprise and adjust pond, adjustment pond lift pump, galvanic deposit casing, galvanic deposit pole plate, electromagnetism flocculator, recycle pump, tilted plate separator, filtered water tank and working shaft;
Described adjustment pond is by adjusting the top that the pond lift pump connects the galvanic deposit casing, and described recycle pump connects the bottom of galvanic deposit casing respectively and adjusts the pond lift pump to the pipeline between the galvanic deposit casing;
Be provided with the galvanic deposit pole plate in the described galvanic deposit casing, the galvanic deposit casing connects electromagnetism flocculator, tilted plate separator and filtered water tank successively;
Described filtered water tank connects working shaft, and working shaft is exported the water of treated mistake.
2. strong brine treatment system as claimed in claim 1 is characterized in that: described working shaft connects low end subscriber by transport pipe.
3. strong brine treatment system as claimed in claim 1 is characterized in that: described working shaft connects reverse osmosis (RO) equipment by transport pipe, and the high-quality water that is produced is delivered to high-end user.
4. strong brine treatment system as claimed in claim 1 is characterized in that: be provided with galvanic deposit pole plate assembly in the described galvanic deposit casing, the galvanic deposit pole plate adopts flat form, and the pole plate voltage of supply is 36V, and current density is 40 to 50ma/cm
2
5. strong brine treatment system as claimed in claim 1 is characterized in that: described tilted plate separator is the upward flow settling vessel of two-way water distribution, and the swash plate material adopts the glass reinforced plastic material, and surface load adopts 5 to 9 meters/hour processing load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201110212189 CN102267774A (en) | 2011-07-27 | 2011-07-27 | Strong brine processing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110212189 CN102267774A (en) | 2011-07-27 | 2011-07-27 | Strong brine processing system |
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| CN102267774A true CN102267774A (en) | 2011-12-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482808A (en) * | 2019-08-20 | 2019-11-22 | 昆明理工大学 | The method and apparatus that electric flocculation couples the concentration of electro-deposition reinforcement sludge and simultaneous removing heavy metal |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1096410B (en) * | 1977-06-01 | 1985-08-26 | Nihon Filter Co Ltd | DEVICE AND PROCEDURE FOR THE TREATMENT OF WASTE WATER CONTAINING HEAVY METALS |
| CN101734820A (en) * | 2008-11-07 | 2010-06-16 | 中国石油化工股份有限公司 | Method for treating high slat-containing wastewater |
| CN101792199A (en) * | 2010-02-26 | 2010-08-04 | 厦门市威士邦膜科技有限公司 | Sewage treatment technique |
| CN201634532U (en) * | 2010-03-12 | 2010-11-17 | 上海瑞勇实业有限公司 | Reclaimed water RO concentrated water standard discharge system |
| CN101993162A (en) * | 2009-08-27 | 2011-03-30 | 中国石油化工股份有限公司 | Method for treating reverse osmosis concentrated water |
| CN102010073A (en) * | 2010-11-26 | 2011-04-13 | 大连理工大学 | Method for electrolyzing circulating cooling water and reverse osmosis concentrated water |
-
2011
- 2011-07-27 CN CN 201110212189 patent/CN102267774A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1096410B (en) * | 1977-06-01 | 1985-08-26 | Nihon Filter Co Ltd | DEVICE AND PROCEDURE FOR THE TREATMENT OF WASTE WATER CONTAINING HEAVY METALS |
| CN101734820A (en) * | 2008-11-07 | 2010-06-16 | 中国石油化工股份有限公司 | Method for treating high slat-containing wastewater |
| CN101993162A (en) * | 2009-08-27 | 2011-03-30 | 中国石油化工股份有限公司 | Method for treating reverse osmosis concentrated water |
| CN101792199A (en) * | 2010-02-26 | 2010-08-04 | 厦门市威士邦膜科技有限公司 | Sewage treatment technique |
| CN201634532U (en) * | 2010-03-12 | 2010-11-17 | 上海瑞勇实业有限公司 | Reclaimed water RO concentrated water standard discharge system |
| CN102010073A (en) * | 2010-11-26 | 2011-04-13 | 大连理工大学 | Method for electrolyzing circulating cooling water and reverse osmosis concentrated water |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482808A (en) * | 2019-08-20 | 2019-11-22 | 昆明理工大学 | The method and apparatus that electric flocculation couples the concentration of electro-deposition reinforcement sludge and simultaneous removing heavy metal |
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Application publication date: 20111207 |