CN101638258A - Water treatment method for ion membrane type electromagnetic force - Google Patents
Water treatment method for ion membrane type electromagnetic force Download PDFInfo
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- CN101638258A CN101638258A CN200810129644A CN200810129644A CN101638258A CN 101638258 A CN101638258 A CN 101638258A CN 200810129644 A CN200810129644 A CN 200810129644A CN 200810129644 A CN200810129644 A CN 200810129644A CN 101638258 A CN101638258 A CN 101638258A
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Abstract
The invention relates to a water treatment method for ion membrane type electromagnetic force, which belongs to the field of water treatment. The method mainly comprises that a direct-current electricfield is introduced between two parallel electrodes in an aqueous solution; a magnet is arranged in a direction vertical to an electric field; the two electrodes are simultaneously provided with a cation-exchange membrane and an anion-exchange membrane respectively; and anions and cations between the anion-exchange membrane and the cation-exchange membrane can move towards the two electrodes under the action of electric field force respectively and move towards the same direction under the action of magnetic force; therefore, a concentrated ion aqueous solution is acquired in a direction of the associated movement of the anions and the cations, and a deionized aqueous solution is acquired in a direction of deviating from the movement of the anions and the cations; and the concentrated ionaqueous solution or the deionized aqueous solution is taken out so as to achieve the aim of separating ion substances in the aqueous solution from water. The water treatment method has the advantagesof lower energy consumption, simple processing process, wide application range and the like.
Description
Technical field
The present invention relates to a kind of electromagnetic force water treatment method of ion membrane type, belong to water treatment field.
Background technology
In the current water technology, it is technology with ionic species in the aqueous solution and water sepn that a class water treatment is arranged, and common main method has: electroosmose process, ion exchange method, cold method, distillation method, reverse osmosis method, electro-adsorption method etc.The ion exchange membrane that electroosmose process is wherein used have poisoned, shortcoming that power consumption is big; Ion exchange method shortcoming wherein is that the ion exchange resin price of usefulness is expensive, and a large amount of pollutions of generation, corrective maintenance are safeguarded complicated during with strong acid or alkali regeneration; Cold method wherein and distillation method will consume big energy, and the equipment operation is complicated; Reverse osmosis method shortcoming wherein is to use film, and film is subject to poisoning of material such as calcium, chlorine in the water, makes the equipment operation and safeguard a lot of problems to occur; Wherein the electro-adsorption method exists that equipment is huge, power consumption is big and the shortcoming of more complicated.In sum, be necessary to seek that a kind of energy consumption is lower, the simple water treatment method for the treatment of processes, satisfy the application under the multiple environment, for example at sea water desaltination, process water desalination, domestic use of water desalination, brackish water desalination, sewage treatment area or the like.
Summary of the invention
At above deficiency, the purpose of this invention is to provide a kind of electromagnetic force water treatment method of ion membrane type, can reach than requirement such as less energy-consumption, water treatment procedure be simple, applied widely.
The object of the present invention is achieved like this, mainly be to feed DC electric field between two parallel poles in the aqueous solution, on perpendicular to direction of an electric field, magnet is set again, guaranteeing has magnetic field in the aqueous solution between the anion and cation exchange membrane, two electrode places are provided with cationic exchange membrane and anion-exchange membrane respectively simultaneously, after feeding direct current between two electrodes, zwitterion in the aqueous solution can be under the effect of electrical forces, respectively to two electrode movements, wherein positively charged ion can arrive negative potential by cationic exchange membrane, negatively charged ion can arrive positive electrode by anion-exchange membrane, zwitterion in the aqueous solution between anion-exchange membrane and the cationic exchange membrane can be in two electrode movements like this, magnetic field force induced effect is moved to same direction, can on the direction of negatively charged ion and positively charged ion synkinesis, obtain dense deionized water solution like this, on the direction that deviates from the zwitterion synkinesis, obtain de-ionate solution, water fetching device is set dense deionized water solution is taken out or de-ionate solution is taken out, just can realize the ionic species in the aqueous solution and the purpose of water sepn.
The outside surface of magnet and the aqueous solution are done insulation and are handled.
Between positive electrode and the anion-exchange membrane, between anion-exchange membrane and the cationic exchange membrane, all be full of the aqueous solution between cationic exchange membrane and the negative potential.
Cationic exchange membrane and anion-exchange membrane be widespread use in present electrodialytic technique.
Electrode uses inactive, conductive material to manufacture, and particularly positive electrode corrodes greatly and must use, and can use conventional electro-conductive material and the relative corrosion of negative potential is less.
The electromagnetic force water treatment method of a kind of ion membrane type of the present invention, its advantage be that energy consumption is lower, treating processes is simple, applied widely etc.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the front view of the principle of the invention.
Fig. 2 is the A-A sectional top view in the principle of the invention front view.
Fig. 3 is the front view of an embodiment of the present invention.
Fig. 4 is the B-B cross section left view in the front view of an embodiment of the present invention.
1. positive electrodes among the figure, 2. negative potential, 3.N magnet, 4.S magnet, 5. anion-exchange membrane, 6. cationic exchange membrane, 7. container, the 8. aqueous solution, 9. aqueous solution outlet.
Embodiment
As shown in Figure 1, anion-exchange membrane (5) is set near the positive electrode (1), cationic exchange membrane (6) is set near the negative potential (2), be full of the aqueous solution between positive electrode (1) and the anion-exchange membrane (5), be full of the aqueous solution between anion-exchange membrane (5) and the cationic exchange membrane (6), be full of the aqueous solution between cationic exchange membrane (6) and the negative potential (2), regional upper and lower settings N magnet (3) between positive electrode (1) and negative potential (2) and S magnet (4).During concrete work, as shown in Figure 1, after the energising, positively charged ion between the anion and cation exchange membrane in the aqueous solution moves right, show as positively charged ion arrow among Fig. 1, negatively charged ion between the anion and cation exchange membrane in the aqueous solution is to left movement, show as negatively charged ion arrow among Fig. 1, because field direction is from top to bottom, so can obtaining the action of a magnetic field power, zwitterion moves inwards to vertical paper jointly, zwitterion can move upward jointly as shown in Figure 2, and upper area between the anion and cation exchange membrane in Fig. 2 can obtain dense solion, deviate from the direction of arrow, transfer the zone in Fig. 2 between the anion and cation exchange membrane, ion can reduce, and can obtain removing the ionic aqueous solution from lower zone.
During concrete the application, the inventive method is designed to the structure of convenient water intaking, as shown in Figure 3, the present invention is designed a device to be installed on the container (7), the aqueous solution (8) is arranged in the container (7), after electrode is connected direct current, according to the preamble force analysis, zwitterion between the zwitterion film is except respectively to two electrode movements, among synkinesis direction such as Fig. 3 be vertical paper inwards, as being among Fig. 4, promptly deviate from the motion of aqueous solution outlet (9) direction to left movement, be exactly the dilute solution that ion reduces from aqueous solution outlet (9) slow effusive solution like this, and remaining solution is exactly dense solion in the container (7).
On the contrary, if with positive electrode (1) and negative potential (2) to change place, simultaneously with anion-exchange membrane (5) and cationic exchange membrane (6) also to change place, and magnet positions is constant, at this time analyze the zwitterion stressing conditions between the zwitterion film again, except respectively to two electrode movements, the synkinesis direction is outside as being vertical paper among Fig. 3, as being to move right among Fig. 4, promptly to the motion of aqueous solution outlet (9) direction, be exactly dense solion from aqueous solution outlet (9) slow effusive solution like this, and remaining solution is exactly the dilute solution that ion reduces in the container (7).
Allow solution when slowly flowing out, the speed of controlling flow, make aqueous solution flow velocity be unlikely to influence zwitterion synkinesis speed, guarantee the effect of ion isolation by aqueous solution outlet (9).
When concrete the application, the present invention can cooperate actual needs on concrete structure, increase the aided design and the insulated shell of structure, for example with the dense ionized water insulation of the electrolysis between electrode and ion-exchange membrane sealing, and passage is set with solution and gas discharge, flow to the new aqueous solution again, guarantee that electrode can works better.For example negative potential can use oxygen cathode again, during electrolysis this electrode can be from air inhaling of oxygen, become ion after the reaction, enter in the aqueous solution saves energy.
Claims (2)
1, a kind of electromagnetic force water treatment method of ion membrane type, mainly be to feed DC electric field between two parallel poles in the aqueous solution, on perpendicular to direction of an electric field, magnet is set again, two electrode places are provided with cationic exchange membrane and anion-exchange membrane respectively simultaneously, zwitterion in the aqueous solution can be under the effect of electrical forces, respectively to two electrode movements, wherein positively charged ion can arrive negative potential by cationic exchange membrane, negatively charged ion can arrive positive electrode by anion-exchange membrane, zwitterion in the aqueous solution between anion-exchange membrane and the cationic exchange membrane can be in two electrode movements, magnetic field force induced effect is moved to same direction, can on the direction of negatively charged ion and positively charged ion synkinesis, obtain dense deionized water solution like this, on the direction that deviates from the zwitterion synkinesis, obtain de-ionate solution, water fetching device is set dense deionized water solution is taken out or de-ionate solution is taken out, just can realize the ionic species in the aqueous solution and the purpose of water sepn.
2. the electromagnetic force water treatment method of a kind of ion membrane type according to claim 1 is characterized in that: the outside surface of magnet is done insulation and is handled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810129644A CN101638258A (en) | 2008-08-03 | 2008-08-03 | Water treatment method for ion membrane type electromagnetic force |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810129644A CN101638258A (en) | 2008-08-03 | 2008-08-03 | Water treatment method for ion membrane type electromagnetic force |
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| Publication Number | Publication Date |
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| CN101638258A true CN101638258A (en) | 2010-02-03 |
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| CN200810129644A Pending CN101638258A (en) | 2008-08-03 | 2008-08-03 | Water treatment method for ion membrane type electromagnetic force |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113716656A (en) * | 2021-09-18 | 2021-11-30 | 昆明理工大学 | Method for efficiently recycling saline sewage through magnetic synergistic electrodialysis |
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2008
- 2008-08-03 CN CN200810129644A patent/CN101638258A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113716656A (en) * | 2021-09-18 | 2021-11-30 | 昆明理工大学 | Method for efficiently recycling saline sewage through magnetic synergistic electrodialysis |
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Open date: 20100203 |