CN110171871A - High-recovery reverse osmosis equipment with high desalinization ratio - Google Patents
High-recovery reverse osmosis equipment with high desalinization ratio Download PDFInfo
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- CN110171871A CN110171871A CN201910607203.XA CN201910607203A CN110171871A CN 110171871 A CN110171871 A CN 110171871A CN 201910607203 A CN201910607203 A CN 201910607203A CN 110171871 A CN110171871 A CN 110171871A
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- Prior art keywords
- reverse osmosis
- water
- segment
- concentrated water
- host
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/04—Feed pretreatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/08—Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/58—Multistep processes
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nanotechnology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention relates to reverse osmosis raising salt rejection rate and water-saving technology fields, specially high-recovery reverse osmosis equipment with high desalinization ratio, including raw water box, the lower end of raw water box connects raw water pump by conduit, the upper end of the other end connection micro-filtration of the raw water pump, the lower end of the other end of micro-filtration connect high-pressure pump, have the beneficial effect that staged filtering of the present invention by the setting reverse osmosis host of multisection type, multistage filtering recycling is realized, and then achievees the purpose that high-recovery;By the desalination repeatedly to water is produced, so that salt rejection rate improves, the water of raw water box can become better and better, and the Conductivity Ratio conventional reverse osmosis of one section of production water is improved largely, and water conductivity is produced compared with traditional single stage is reverse osmosis and is greatly lowered;By the way that concentrated water recyclable device is arranged, so that concentrated water is further recycled, thus the system rate of recovery is improved.
Description
Technical field
The present invention relates to reverse osmosis raising salt rejection rate and water-saving technology field, specially high-recovery equipment with high desalinization is reverse osmosis
Device.
Background technique
Generally in 70-75%, single-stage reverse osmosis deaslination rate is sometimes up to required less than customer process the conventional reverse osmosis rate of recovery,
Conventional is all that high desalination (such as: EDI water inlet is using double-stage reverse osmosis) is realized by using double-stage reverse osmosis, due to twin-stage reverse osmosis
Investment is big thoroughly, land occupation is more, operating cost is high, and high-recovery reverse osmosis equipment with high desalinization ratio meets client's high desalination requirement,
Invest low, land occupation less, operating cost it is low, while realizing water-saving purpose.
Summary of the invention
The purpose of the present invention is to provide high-recovery reverse osmosis equipment with high desalinization ratio, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme:
High-recovery reverse osmosis equipment with high desalinization ratio, including raw water box, the lower end of the raw water box are connected former by conduit
Water pump, the upper end of the other end connection micro-filtration of the raw water pump, the lower end of the other end of the micro-filtration connects high pressure
Pump, the right end of the high-pressure pump connect reverse osmosis host first segment by the first equal stringing, the reverse osmosis host first segment it is dense
Water out interlude lower end connects reverse osmosis host second segment, and the right end of reverse osmosis host first segment connects sweet-water tank, described
The concentrated water outlet interlude lower end of reverse osmosis host second segment is connect with the entrance of concentrated water recyclable device, reverse osmosis host second segment
Left end produce the mouth of a river and be connected with lower end tee tube, the production mouth of a river of concentrated water recyclable device connection tee tube.
Preferably, the micro-filtration is set as conical filter tower, and the bottom righthand side of micro-filtration passes through water pipe vertically upward
One end of high-pressure pump is connected, and is provided with third flushing valve between micro-filtration and high-pressure pump, third flushing valve and concentrated water recycle
The entrance of device connects.
Preferably, the left end of the described first equal stringing is vertically connected with water inlet pipe, which connects the right end of high-pressure pump,
First equal stringing is provided with branch pipe in parallel, and the other end of branch pipe is connected to reverse osmosis host first segment.
Preferably, the reverse osmosis host first segment is set as pressure vessel connection composition in parallel, pressure vessel in parallel
It is provided with reverse osmosis membrane, pressure vessel side in parallel is interconnected, and interconnected pressure vessel side is equipped with one jointly
Outlet.
Preferably, the left and right ends of the reverse osmosis host first segment are separately connected the first equal stringing and the second equal stringing.
Preferably, the pressure vessel that the reverse osmosis host second segment is set as linear distribution is connected with each other composition, and pressure is held
The side of device is interconnected and is equipped with conjoint outlet, and outlet end is connected to concentrated water recyclable device.
Preferably, the left end of the concentrated water recyclable device is connected with the second flushing valve, the right side setting of concentrated water recyclable device
There is the first flushing valve, which is connected to the entrance of concentrated water recyclable device, and the side of concentrated water recyclable device is provided with waste water
The right end water outlet of discharge outlet, concentrated water recyclable device is connected to tee tube.
Compared with prior art, the beneficial effects of the present invention are:
1. the present invention is by the desalination repeatedly to desalted water, so that salt rejection rate improves, the water of raw water box can become better and better, and produce
Water conductivity is better than conventional reverse osmosis very much, produces the water hardness and is less than 1ppm;
2. the present invention is by setting concentrated water recyclable device, so that concentrated water is further recycled, thus system is returned
Yield improves, and the case where according to raw water, the rate of recovery can reach 90% or so;
3. equipment land occupation is few, investment is low, and operating cost is low.
Detailed description of the invention
Fig. 1 is equipment connection schematic diagram of the invention;
Fig. 2 is reverse osmosis host first segment structural schematic diagram of the invention;
Fig. 3 is reverse osmosis host second segment structural schematic diagram of the invention.
In figure: 1 raw water box, 2 raw water pumps, 3 micro-filtrations, 4 high-pressure pumps, 5 first equal stringings, 6 reverse osmosis host first segments,
7 sweet-water tanks, 8 reverse osmosis host second segments, 9 concentrated water recyclable devices, 10 three-phase pipes, 11 tee tubes, 12 first flushing valves, 13
Two flushing valves, 14 discharge outlet, 15 return pipes, 16 second equal stringings, 17 branch pipes, 18 throttle valves, 19 intermediate water outlets, 20 water inlets
Pipe, 21 third flushing valves.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to Fig.1 to Fig.3, the present invention provides a kind of technical solution:
High-recovery reverse osmosis equipment with high desalinization ratio, including raw water box 1, the lower end of raw water box 1 connect raw water by conduit
Pump 2, the upper end of the other end connection micro-filtration 3 of the raw water pump 2, the lower end of the other end of micro-filtration 3 connects high-pressure pump
4, micro-filtration 3 is set as conical filter tower, using the potential energy of conical filter tower and raw water, realizes to the solid in raw water and floats
Object contaminant filter is swum, the bottom righthand side of micro-filtration 3 connects one end of high-pressure pump 4, filtered raw water by water pipe vertically upward
By the transport of high-pressure pump 4, raw water is improved to higher position, so that the potential energy and kinetic energy of raw water increase considerably, so that
Subsequent permeation filtration is more convenient, and the rate of recovery is higher, and third flushing valve 21 is provided between micro-filtration 3 and high-pressure pump 4,
Each 2 hours opening third is rushed purge valve 21 and is rinsed to concentrated water recyclable device 9, prevents salt grain crystallization from recycling to concentrated water and fills
Set the blocking of film.
The right end of the high-pressure pump 4 connects reverse osmosis host first segment 6, the left end of the first equal stringing 5 by the first equal stringing 5
It is vertically connected with water inlet pipe 20, which connects the right end of high-pressure pump 4, and the other end setting of the first equal stringing 5 is linear
The other end of the branch pipe 17 of distribution, branch pipe 17 is connected to reverse osmosis host first segment 6, is realized using branch pipe 17 to raw water after filtering
Shunting function, and then the efficiency of permeation filtration is improved, to improve production efficiency.
The left and right ends of reverse osmosis host first segment 6 are separately connected the first equal stringing 5 and the second equal stringing 16, reverse osmosis master
It is provided with throttle valve 18 between machine first segment 6 and the first equal stringing 5, the second equal stringing 16, which is mounted on linear point
On the branch pipe 17 of cloth, the operation of reverse osmosis host is controlled using throttle valve 18, realizes the purpose of independent control, when one of them is anti-
When osmotic pressure container assemblies exception, not shutdown maintenance is realized.
The pressure vessel that reverse osmosis host first segment 6 is set as linear distribution is connected with each other composition, and pressure vessel permeates simultaneously
Filtration improves production efficiency;Pressure vessel side is interconnected simultaneously, so that the concentrated water of reverse osmosis host first segment 6 is united
One recycling, the side concentrated water outlet 19 of reverse osmosis host first segment 6, is transported concentrated water to reverse osmosis host using concentrated water outlet 19
Second segment 8 realizes second of desalting and filtering, and the right end of reverse osmosis host first segment 6 produces the mouth of a river and connects sweet-water tank 7, by reverse osmosis
The resulting production water of saturating host first segment 6 is emitted into 7 inner cavity of sweet-water tank.
The interlude lower end of reverse osmosis host first segment 6 connects reverse osmosis host second segment 8, reverse osmosis host second segment 8
The pressure vessel for being set as linear distribution is connected with each other composition, and pressure vessel side is mutually perpendicular to be connected to, reverse osmosis host second segment 8
It produces water out and is connected to tee tube 11, produce water by obtained by as the tee tube 11 and be back in raw water box 1, realization is filtered again, instead
Permeate the concentrated water outlet concentrated water recyclable device 9 of host second segment 8.
The production water end (W.E.) of concentrated water recyclable device 9 connects tee tube 11, using tee tube 11 by the resulting production of concentrated water recyclable device 9
Water is back in raw water box 12;The waste water end of concentrated water recyclable device 9 is provided with discharge outlet 14, is recycled concentrated water using discharge outlet 14
The discharge of the resulting concentrated water of device 9;The first flushing valve 12 is provided between concentrated water recyclable device 9 and reverse osmosis host second segment 8, it should
First flushing valve 12 is connected using outlet, rinses reverse osmosis host first segment 6 and reverse osmosis host the using the first flushing valve 12
Two section 8 of membrane contaminant, prevents film from blocking;The concentrated water end of concentrated water recyclable device 9 is connected with the second flushing valve 13, utilizes the second punching
Wash the inner cavity that valve 13 periodically rinses concentrated water recyclable device 9, third flushing valve 21 opens simultaneously when flushing.
The upper end of tee tube 11 is connected to reverse osmosis host second segment 8, and 11 right end of tee tube is connected to the production of concentrated water recyclable device 9
Water end (W.E.), tee tube 11 recycle production water unification obtained by reverse osmosis host second segment 8 and concentrated water recyclable device 9, a left side for tee tube 11
Hold row connection return pipe 15 level with both hands, the other end of the return pipe 15 is connected to raw water box 1, the production water for unification being recycled using return pipe 15
Again it is back in raw water box 1, to carry out repeated penetration filtering, the water of raw water box 1 can become better and better, and equipment produces the conductance of water
Rate is better than conventional reverse osmosis very much, produces the water hardness and is less than 1ppm.
Working principle: raw water enters micro-filtration 3 by raw water pump 2, by the solid and floating material contaminant filter in raw water,
Filtered raw water passes through the transport of high-pressure pump 4, and raw water is improved to higher position, so that the potential energy of raw water and kinetic energy increase
Add, utilizes reverse osmosis host so that raw water enters reverse osmosis host first segment 6 by the first equal stringing 5 using the kinetic energy of raw water
Effective desalting processing is carried out in first segment 6, resulting production water enters in sweet-water tank 7, and resulting concentrated water is by intermediate water outlet
Mouth 19 enters reverse osmosis host second segment 8, and using reverse osmosis 8 desalting processing of host second segment, resulting production water passes through tee tube
11 and the translocation of return pipe 15 come back to raw water box 1 and carry out repeating filtering, resulting concentrated water enters concentrated water recyclable device
9, pass through the desalting processing again of the ultralow press mold inside concentrated water recyclable device 9 using the potential energy of concentrated water, gained produces water and passes through tee tube
11 and the translocation of return pipe 15 come back to raw water box 1 and carry out repeating filtering, resulting concentrated water is discharged by discharge outlet 14.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. high-recovery reverse osmosis equipment with high desalinization ratio, including raw water box (1), it is characterised in that: the lower end of the raw water box (1)
Raw water pump (2) are connected by conduit, the upper end of other end connection micro-filtration (3) of the raw water pump (2), the micro-filtration
(3) lower end of other end connects high-pressure pump (4), and the right end of the high-pressure pump (4) is connected reverse osmosis by the first equal stringing (5)
The concentrated water outlet (interlude lower end) of host first segment (6), the reverse osmosis host first segment (6) connects reverse osmosis host second
The right end of section (8), reverse osmosis host first segment (6) connects sweet-water tank (7), the concentrated water of the reverse osmosis host second segment (8)
Outlet (interlude lower end) connect with the entrance of concentrated water recyclable device (9), the left end of reverse osmosis host second segment (8) the production mouth of a river and
Lower end tee tube (11) is connected, and the production mouth of a river of the concentrated water recyclable device (9) connects tee tube (11).
2. high-recovery reverse osmosis equipment with high desalinization ratio according to claim 1, it is characterised in that: the micro-filtration
(3) it is set as conical filter tower, the bottom righthand side of micro-filtration (3) connects one end of high-pressure pump (4) by water pipe vertically upward, and
It is provided between micro-filtration (3) and high-pressure pump (4) third flushing valve (21), third flushing valve (21) and concentrated water recyclable device
(9) entrance connection.
3. high-recovery reverse osmosis equipment with high desalinization ratio according to claim 1, it is characterised in that: the first equal stringing
(5) left end is vertically connected with water inlet pipe (20), which connects the right end of high-pressure pump (4), and the first equal stringing (5) sets
It is equipped with branch pipe (17) in parallel, the other end of branch pipe (17) is connected to reverse osmosis host first segment (6).
4. high-recovery equipment with high desalinization single-stage reverse osmosis unit according to claim 1, it is characterised in that: described reverse osmosis
Host first segment (6) is set as pressure vessel connection composition in parallel, and pressure vessel in parallel is provided with reverse osmosis membrane, pressure in parallel
Force container side is interconnected, and interconnected pressure vessel side is equipped with a conjoint outlet (19).
5. high-recovery reverse osmosis equipment with high desalinization ratio according to claim 1, it is characterised in that: the reverse osmosis host
The left and right ends of first segment (6) are separately connected the first equal stringing (5) and the second equal stringing (16).
6. high-recovery reverse osmosis equipment with high desalinization ratio according to claim 1, it is characterised in that: the reverse osmosis host
The pressure vessel that second segment (8) is set as linear distribution is connected with each other composition, and the side of pressure vessel is interconnected and is equipped with common
Outlet, outlet end are connected to concentrated water recyclable device (9).
7. high-recovery reverse osmosis equipment with high desalinization ratio according to claim 1, it is characterised in that: the concentrated water recycling dress
The left end for setting (9) is connected with the second flushing valve (13), and there is connection the first flushing valve (12) in the side of concentrated water recyclable device (9), this
One flushing valve (12) is connected to the entrance of concentrated water recyclable device (9), and the side of concentrated water recyclable device (9) is provided with waste outlet
(14), the lower end water outlet of concentrated water recyclable device (9) is connected to tee tube (11).
Priority Applications (1)
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CN201910607203.XA CN110171871A (en) | 2019-07-07 | 2019-07-07 | High-recovery reverse osmosis equipment with high desalinization ratio |
Applications Claiming Priority (1)
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CN201910607203.XA CN110171871A (en) | 2019-07-07 | 2019-07-07 | High-recovery reverse osmosis equipment with high desalinization ratio |
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ID=67699899
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CN201910607203.XA Pending CN110171871A (en) | 2019-07-07 | 2019-07-07 | High-recovery reverse osmosis equipment with high desalinization ratio |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007181822A (en) * | 2006-12-19 | 2007-07-19 | Kobelco Eco-Solutions Co Ltd | Water treatment system for producing drinking water and its operation method |
CN102808398A (en) * | 2011-06-01 | 2012-12-05 | 廖立华 | Reverse osmosis seawater desalination and coastal storage power station linking method and desalination system |
CN204737822U (en) * | 2015-05-21 | 2015-11-04 | 杭州英普水处理技术有限公司 | Zero power water conservation reduces discharging dense water recovery unit of reverse osmosis |
US20160009572A1 (en) * | 2010-09-15 | 2016-01-14 | Kabushiki Kaisha Toshiba | Membrane filtration system |
CN205109417U (en) * | 2015-11-12 | 2016-03-30 | 河北金海岸环保科技有限公司 | Reverse osmosis membrane's anti - washing unit |
CN207619143U (en) * | 2017-11-20 | 2018-07-17 | 东莞市谦和水处理工程有限公司 | A kind of novel Full-automatic reverse-osmosis equipment |
-
2019
- 2019-07-07 CN CN201910607203.XA patent/CN110171871A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007181822A (en) * | 2006-12-19 | 2007-07-19 | Kobelco Eco-Solutions Co Ltd | Water treatment system for producing drinking water and its operation method |
US20160009572A1 (en) * | 2010-09-15 | 2016-01-14 | Kabushiki Kaisha Toshiba | Membrane filtration system |
CN102808398A (en) * | 2011-06-01 | 2012-12-05 | 廖立华 | Reverse osmosis seawater desalination and coastal storage power station linking method and desalination system |
CN204737822U (en) * | 2015-05-21 | 2015-11-04 | 杭州英普水处理技术有限公司 | Zero power water conservation reduces discharging dense water recovery unit of reverse osmosis |
CN205109417U (en) * | 2015-11-12 | 2016-03-30 | 河北金海岸环保科技有限公司 | Reverse osmosis membrane's anti - washing unit |
CN207619143U (en) * | 2017-11-20 | 2018-07-17 | 东莞市谦和水处理工程有限公司 | A kind of novel Full-automatic reverse-osmosis equipment |
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Application publication date: 20190827 |
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