CN204454795U - A kind ofly reclaim the system that reverse osmosis concentrated water produces de-mineralized water - Google Patents
A kind ofly reclaim the system that reverse osmosis concentrated water produces de-mineralized water Download PDFInfo
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- CN204454795U CN204454795U CN201520007614.2U CN201520007614U CN204454795U CN 204454795 U CN204454795 U CN 204454795U CN 201520007614 U CN201520007614 U CN 201520007614U CN 204454795 U CN204454795 U CN 204454795U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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Abstract
The utility model discloses and a kind ofly reclaim the system that reverse osmosis concentrated water produces de-mineralized water, belong to water-treatment technology field.It comprises reverse osmosis concentrated water tank, topping-up pump, accurate filter, electrodialysis water tank inlet, pole-reversing electroosmosis device, one-level water tank inlet, medicine system, one-level high-pressure pump, one-level cartridge filter, first-stage reverse osmosis device or nanofiltration device, secondary water tank inlet, secondary high-pressure pump, secondary cartridge filter, second level reverse osmosis apparatus or nanofiltration device, EDI or ion-exchange mixed bed water tank inlet, EDI device or ion-exchange mixed bed device, de-mineralized water water tank.Simple, easy and simple to handle, the dense Water Sproading utilization ratio of this system architecture is high, working cost is low, long service life, the feature such as good in economic efficiency.Can be supporting with the water treating equipment such as sea water desaltination, boiler feed water, be a kind of high-efficient simple, can life-time service, there is the reverse osmosis concentrated water recycling system of higher reliability and novelty.
Description
Technical field
The utility model relates to water treatment field, particularly a kind ofly reclaims the system that reverse osmosis concentrated water produces de-mineralized water.
Background technology
Along with the development of science and technology and people are to the attention of water treatment field, the related process of water treatment field and equipment all obtained significant progress in the last few years.Reverse osmosis membrane separation technology is a kind of main method of water treatment, has economical and efficient, simple to operate, is easy to the advantage that other conventional arts such as automatization are incomparable, is widely used in sea water desaltination, wastewater treatment and boiler feed water field.
The rate of recovery of current reverse osmosis unit is between 45% ~ 80%, therefore the process of reverse osmosis membrane separation can produce a large amount of dense water, directly discharges if will remain dense water, is the huge waste to water resources on the one hand, the saltiness of dense water is higher on the other hand, can bring larger harm to environment.If reverse osmosis concentrated water can be recycled produce the de-mineralized water with high added value, can not only save energy, protection of the environment, has very large economic benefit and wide market outlook simultaneously.
For the process of reverse osmosis concentrated water, now a set of reverse osmosis unit of increase separately that adopts processes more, the water quality of reverse osmosis unit to water inlet has high requirement, the saltiness of dense water is higher, hardness is comparatively large, and required operating pressure is also high, if directly enter reverse osmosis unit, then the easily fouling of reverse osmosis membrane surface, needs frequent cleaning; When utilizing the dense water of traditional distillation technique process, need to consume a large amount of steam, equipment is complicated, and cost is higher.Electroosmose process is a kind of membrane separation technique utilizing electric energy to carry out, it is under DC electric field effect, take potential difference as impellent, utilize anions and canons exchange membrane to the selective penetrated property of electrolyte ion in solution, ionogen is separated from solution, thus realizes the desalination of solution, the object of refining or purifying, the flocculation agent existed in reverse osmosis concentrated water and Scale inhibitors also can not impact pole-reversing electroosmosis device, therefore, it is particularly suitable for the ion that removes in reverse osmosis concentrated water.
Utility model content
For Problems existing in existing reverse osmosis concentrated Water circulation and treating processes with not enough, it is low that the utility model solves reverse osmosis concentrated water recovery utilization rate, directly discharges the pollution caused and waste problem.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind ofly reclaim the system that reverse osmosis concentrated water produces de-mineralized water, comprise conjointly reverse osmosis concentrated water tank successively, topping-up pump, accurate filter, electrodialysis water tank inlet, pole-reversing electroosmosis device, one-level water tank inlet, medicine system, one-level high-pressure pump, one-level cartridge filter, first-stage reverse osmosis device or nanofiltration device, secondary water tank inlet, secondary high-pressure pump, secondary cartridge filter, second level reverse osmosis apparatus or nanofiltration device, EDI or ion-exchange mixed bed water tank inlet, EDI device or ion-exchange mixed bed device, de-mineralized water water tank.
Further, described reverse osmosis concentrated water tank is connected with pole-reversing electroosmosis device by topping-up pump, accurate filter, electrodialysis water tank inlet successively; Pole-reversing electroosmosis device freshwater room produces the mouth of a river successively by one-level water tank inlet, medicine system, one-level high-pressure pump and one-level cartridge filter, is connected with first-stage reverse osmosis device or nanofiltration device water-in; First-stage reverse osmosis device or the nanofiltration device fresh water production mouth of a river by secondary water tank inlet, secondary high-pressure pump, secondary cartridge filter, are connected with second level reverse osmosis apparatus or nanofiltration device successively; Second level reverse osmosis apparatus or the nanofiltration device fresh water production mouth of a river are by EDI or ion-exchange mixed bed water tank inlet is connected with EDI device or ion-exchange mixed bed device, EDI device or ion-exchange mixed bed device water outlet are connected with de-mineralized water water tank.
Further, first-stage reverse osmosis device or the dense water water outlet of nanofiltration device are connected with electrodialysis water tank inlet.
Further, second level reverse osmosis apparatus or the dense water water outlet of nanofiltration device are connected with one-level water tank inlet.
Further, EDI device or the dense water water outlet of ion-exchange mixed bed device are connected with secondary water tank inlet.
Further, described reverse osmosis concentrated water enters reverse osmosis concentrated water tank through topping-up pump and accurate filter, enters electrodialysis water tank inlet, and then remove ion through the process of pole-reversing electroosmosis device, the dense water of pole-reversing electroosmosis device is arranged outward; Pole-reversing electroosmosis device fresh water, further across one-level water tank inlet, medicine system, one-level high-pressure pump and one-level cartridge filter, enters first-stage reverse osmosis device or nanofiltration device reduces ion content further; First-stage reverse osmosis device or nanofiltration device produce water through secondary water tank inlet, secondary high-pressure pump and secondary cartridge filter, enter second level reverse osmosis apparatus or nanofiltration device process; Second level reverse osmosis apparatus or nanofiltration device produce water through EDI or ion-exchange mixed bed water tank inlet, enter EDI device or ion-exchange mixed bed device obtains de-mineralized water, finally enter de-mineralized water water tank; In process, first-stage reverse osmosis device or the dense water of nanofiltration device enter electrodialysis water tank inlet circular treatment again, second level reverse osmosis apparatus or the dense water of nanofiltration device enter one-level water tank inlet circular treatment again, and EDI device or the dense water of ion-exchange mixed bed device enter secondary water tank inlet again.
The utility model utilizes pole-reversing electroosmosis device, reverse osmosis unit or nanofiltration device and EDI device or ion-exchange mixed bed device to produce de-mineralized water, and dense water use efficiency is high, and output de-mineralized water has higher added value.Have that simple, easy and simple to handle, the dense Water Sproading utilization ratio of structure is high, working cost is low, long service life, the feature such as good in economic efficiency.Can be supporting with the water treating equipment such as sea water desaltination, boiler feed water, be a kind of high-efficient simple, can life-time service, there is the reverse osmosis concentrated water recycling system of higher reliability and novelty.
Accompanying drawing explanation
Fig. 1 the utility model is a kind of reclaims the system process figure that reverse osmosis concentrated water produces de-mineralized water.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is further illustrated.
Fig. 1 a kind ofly reclaims the system process figure that reverse osmosis concentrated water produces de-mineralized water, reverse osmosis concentrated water is through electrodialysis accurate filter, effect retains particle in reverse osmosis concentrated water and other solid impurities, meet the requirement of pole-reversing electroosmosis plant running, prevent fine particle from entering desalination system, water outlet enters pole-reversing electroosmosis device and carries out desalting treatment, require that effluent quality reaches feed water by reverse osmosis water quality requirement, the dense water of electrodialysis is arranged outward, electric osmose division water enters one-level water tank inlet, sterilant can be added through medicine system, Scale inhibitors is to ensure the processing property of reverse osmosis unit or nanofiltration device, electric osmose division water enters first-stage reverse osmosis device after the pressurization of one-level high-pressure pump and one-level cartridge filter trapped particles and solid impurity or nanofiltration device carries out desalting treatment, one-level is produced water and is flowed into secondary water tank inlet, one-level concentrate recirculation repeats the process of electrodialytic desalting process again to electrodialysis water tank inlet, rear stage produce water and after the pressurization of secondary high-pressure pump and secondary cartridge filter trapped particles and solid impurity, enter second level reverse osmosis apparatus or nanofiltration device carries out desalting treatment, secondary produces water and flows into EDI or ion-exchange mixed bed water tank inlet, secondary concentrate recirculation repeats the process of first-stage reverse osmosis or nanofiltration desalination process again to one-level water tank inlet, secondary produces water and enters EDI device or ion-exchange mixed bed device carries out advanced desalination process afterwards, EDI or ion-exchange mixed bed produce water and de-mineralized water, flow into de-mineralized water water tank, EDI or ion-exchange mixed bed concentrate recirculation repeat the process of two-pass reverse osmosis or nanofiltration desalination process again to secondary water tank inlet, like this in system work process, except electrodialysis process discharges the dense water of a small amount of electrodialysis, reverse osmosis concentrated water all recycles in systems in which, prepare the de-mineralized water of high added value.
Embodiment 1
The reverse osmosis concentrated water of boiler feed water generation is prepared as research object using certain heat power plant, carry out reclaiming reverse osmosis concentrated water according to the technique shown in Fig. 1 and prepare the process of de-mineralized water, adopt the technological line of pole-reversing electroosmosis-two-pass reverse osmosis-EDI, reverse osmosis concentrated electrical conductivity of water is about 3700 μ S/cm, after the desalting treatment of the pole-reversing electroosmosis of falling pole device, electric osmose division water conductivity is down to about 1000 μ S/cm, meet feed water by reverse osmosis water quality requirement, electric osmose division water is after the desalting treatment of second level reverse osmosis apparatus, specific conductivity reduces to about 5 μ S/cm, reverse osmosis produced water is after the advanced desalination process of EDI device, the desalination electrical conductivity of water of output reduces to about 0.2 μ S/cm, meet the requirement of boiler feed water, use this technique, for enterprise solves boiler supply water, the rate of recovery of COMPREHENSIVE CALCULATING reverse osmosis concentrated water is higher than 90%, reach the object of the efficiency utilization of waste water, output has the de-mineralized water of high added value, achieve the environmental protection of waste water, resource utilization.
Claims (5)
1. one kind is reclaimed the system that reverse osmosis concentrated water produces de-mineralized water, it is characterized in that, comprise connected successively reverse osmosis concentrated water tank, topping-up pump, accurate filter, electrodialysis water tank inlet, pole-reversing electroosmosis device, one-level water tank inlet, medicine system, one-level high-pressure pump, one-level cartridge filter, first-stage reverse osmosis device or nanofiltration device, secondary water tank inlet, secondary high-pressure pump, secondary cartridge filter, second level reverse osmosis apparatus or nanofiltration device, EDI or ion-exchange mixed bed water tank inlet, EDI device or ion-exchange mixed bed device, de-mineralized water water tank.
2. recovery reverse osmosis concentrated water according to claim 1 produces the system of de-mineralized water, it is characterized in that, described reverse osmosis concentrated water tank is connected with pole-reversing electroosmosis device by topping-up pump, accurate filter, electrodialysis water tank inlet successively; Pole-reversing electroosmosis device freshwater room produces the mouth of a river successively by one-level water tank inlet, medicine system, one-level high-pressure pump and one-level cartridge filter, is connected with first-stage reverse osmosis device or nanofiltration device water-in; First-stage reverse osmosis device or the nanofiltration device fresh water production mouth of a river by secondary water tank inlet, secondary high-pressure pump, secondary cartridge filter, are connected with second level reverse osmosis apparatus or nanofiltration device successively; Second level reverse osmosis apparatus or the nanofiltration device fresh water production mouth of a river are by EDI or ion-exchange mixed bed water tank inlet is connected with EDI device or ion-exchange mixed bed device, EDI device or ion-exchange mixed bed device water outlet are connected with de-mineralized water water tank.
3. recovery reverse osmosis concentrated water according to claim 2 produces the system of de-mineralized water, it is characterized in that, first-stage reverse osmosis device or the dense water water outlet of nanofiltration device are connected with electrodialysis water tank inlet.
4. recovery reverse osmosis concentrated water according to claim 3 produces the system of de-mineralized water, it is characterized in that, second level reverse osmosis apparatus or the dense water water outlet of nanofiltration device are connected with one-level water tank inlet.
5. recovery reverse osmosis concentrated water according to claim 4 produces the system of de-mineralized water, it is characterized in that, EDI device or the dense water water outlet of ion-exchange mixed bed device are connected with secondary water tank inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520007614.2U CN204454795U (en) | 2015-01-07 | 2015-01-07 | A kind ofly reclaim the system that reverse osmosis concentrated water produces de-mineralized water |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520007614.2U CN204454795U (en) | 2015-01-07 | 2015-01-07 | A kind ofly reclaim the system that reverse osmosis concentrated water produces de-mineralized water |
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| CN204454795U true CN204454795U (en) | 2015-07-08 |
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| CN201520007614.2U Withdrawn - After Issue CN204454795U (en) | 2015-01-07 | 2015-01-07 | A kind ofly reclaim the system that reverse osmosis concentrated water produces de-mineralized water |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104529021A (en) * | 2015-01-07 | 2015-04-22 | 青岛海大北方节能环保有限公司 | System for preparing demineralized water by recycling reverse osmosis concentrated water |
| CN109179812A (en) * | 2018-10-29 | 2019-01-11 | 上海明坤水处理设备有限公司 | Modularization movable reverse osmosis concentrated water processing equipment and its processing method |
| CN114716083A (en) * | 2022-02-14 | 2022-07-08 | 唐山钢铁集团有限责任公司 | Industrial strong brine zero-discharge treatment system and method |
-
2015
- 2015-01-07 CN CN201520007614.2U patent/CN204454795U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104529021A (en) * | 2015-01-07 | 2015-04-22 | 青岛海大北方节能环保有限公司 | System for preparing demineralized water by recycling reverse osmosis concentrated water |
| CN109179812A (en) * | 2018-10-29 | 2019-01-11 | 上海明坤水处理设备有限公司 | Modularization movable reverse osmosis concentrated water processing equipment and its processing method |
| CN114716083A (en) * | 2022-02-14 | 2022-07-08 | 唐山钢铁集团有限责任公司 | Industrial strong brine zero-discharge treatment system and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160118 Address after: 266100 Shandong Province, Qingdao city Laoshan District Songling Road No. 238 Patentee after: Gao Xueli Patentee after: QINGDAO HAIDA NORTH ENERGY AND ENVIRONMENT CO., LTD. Address before: 266200 Qingdao Qingdao blue Silicon Valley core area Pioneer Center, Shandong Patentee before: QINGDAO HAIDA NORTH ENERGY AND ENVIRONMENT CO., LTD. |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20150708 Effective date of abandoning: 20160824 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |