FI20185987A1 - Förfarande och anordning för behandling av saltvatten - Google Patents
Förfarande och anordning för behandling av saltvatten Download PDFInfo
- Publication number
- FI20185987A1 FI20185987A1 FI20185987A FI20185987A FI20185987A1 FI 20185987 A1 FI20185987 A1 FI 20185987A1 FI 20185987 A FI20185987 A FI 20185987A FI 20185987 A FI20185987 A FI 20185987A FI 20185987 A1 FI20185987 A1 FI 20185987A1
- Authority
- FI
- Finland
- Prior art keywords
- membrane
- water
- frame structure
- blade
- module
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 164
- 238000000034 method Methods 0.000 title claims abstract description 60
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 title claims abstract description 50
- 239000011780 sodium chloride Substances 0.000 title claims abstract description 50
- 239000012528 membrane Substances 0.000 claims abstract description 181
- 239000002245 particle Substances 0.000 claims abstract description 42
- 230000008569 process Effects 0.000 claims abstract description 25
- 239000008213 purified water Substances 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 239000002351 wastewater Substances 0.000 claims abstract description 11
- 210000004379 membrane Anatomy 0.000 claims description 175
- 238000000746 purification Methods 0.000 claims description 40
- 230000001603 reducing effect Effects 0.000 claims description 6
- 238000001728 nano-filtration Methods 0.000 claims description 5
- 238000004065 wastewater treatment Methods 0.000 claims description 3
- 230000003134 recirculating effect Effects 0.000 claims description 2
- 239000010865 sewage Substances 0.000 abstract description 2
- 239000010802 sludge Substances 0.000 abstract description 2
- 239000002244 precipitate Substances 0.000 description 28
- 239000000243 solution Substances 0.000 description 22
- 238000011084 recovery Methods 0.000 description 21
- 150000003839 salts Chemical class 0.000 description 11
- 238000010586 diagram Methods 0.000 description 8
- 239000003643 water by type Substances 0.000 description 8
- 239000012141 concentrate Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000002425 crystallisation Methods 0.000 description 4
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 4
- 238000001223 reverse osmosis Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 239000010841 municipal wastewater Substances 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012527 feed solution Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000005374 membrane filtration Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 239000008364 bulk solution Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 150000008040 ionic compounds Chemical class 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
Classifications
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
- C02F1/004—Processes for the treatment of water whereby the filtration technique is of importance using large scale industrial sized filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
- B01D33/21—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with hollow filtering discs transversely mounted on a hollow rotary shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
- B01D33/37—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
- B01D33/68—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/08—Flat membrane modules
- B01D63/082—Flat membrane modules comprising a stack of flat membranes
- B01D63/0822—Plate-and-frame devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/16—Rotary, reciprocated or vibrated modules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/08—Prevention of membrane fouling or of concentration polarisation
-
- 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
- C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/04—Specific process operations in the feed stream; Feed pretreatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/25—Recirculation, recycling or bypass, e.g. recirculation of concentrate into the feed
- B01D2311/252—Recirculation of concentrate
- B01D2311/2523—Recirculation of concentrate to feed side
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/12—Specific discharge elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2315/00—Details relating to the membrane module operation
- B01D2315/02—Rotation or turning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/20—By influencing the flow
- B01D2321/2008—By influencing the flow statically
- B01D2321/2016—Static mixers; Turbulence generators
-
- 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
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
- C02F1/385—Treatment of water, waste water, or sewage by centrifugal separation by centrifuging suspensions
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F2001/5218—Crystallization
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/02—Fluid flow conditions
- C02F2301/024—Turbulent
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
-
- 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
- C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20185987A FI20185987A1 (sv) | 2018-11-22 | 2018-11-22 | Förfarande och anordning för behandling av saltvatten |
| PCT/FI2019/050832 WO2020104728A1 (en) | 2018-11-22 | 2019-11-21 | A method and apparatus for treatment of saline water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20185987A FI20185987A1 (sv) | 2018-11-22 | 2018-11-22 | Förfarande och anordning för behandling av saltvatten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI20185987A1 true FI20185987A1 (sv) | 2020-05-23 |
Family
ID=70773212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI20185987A FI20185987A1 (sv) | 2018-11-22 | 2018-11-22 | Förfarande och anordning för behandling av saltvatten |
Country Status (2)
| Country | Link |
|---|---|
| FI (1) | FI20185987A1 (sv) |
| WO (1) | WO2020104728A1 (sv) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113173623B (zh) * | 2021-03-19 | 2022-08-09 | 福建兴恒机械科技有限公司 | 一种循环再用信息化全自动滤水机 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2146867B2 (de) * | 1971-09-20 | 1975-06-26 | Hoechst Ag, 6000 Frankfurt | Schelbendrehfiner |
| DE2446157C3 (de) * | 1974-09-27 | 1979-11-15 | Gesellschaft Fuer Kernenergieverwertung In Schiffbau Und Schiffahrt Mbh, 2000 Hamburg | Einrichtung zur Wasserentsalzung durch umgekehrte Osmose |
| DE2525972C2 (de) * | 1975-06-11 | 1987-02-26 | Hoechst Ag, 6230 Frankfurt | Membranelement und Vorrichtung zur Durchführung der Membranfiltration |
| DE4039890C1 (sv) * | 1990-12-13 | 1992-04-09 | Anton Steinecker Entwicklungs-Gmbh & Co., 8050 Freising, De | |
| JPH07504120A (ja) * | 1991-12-24 | 1995-05-11 | ポール・コーポレーション | フィルタ装置 |
| FI106298B (sv) * | 1996-03-04 | 2001-01-15 | Valmet Flootek Oy | Separationsförfarande och -anordning |
| FR2827188B1 (fr) * | 2001-07-16 | 2004-07-09 | Centre Nat Rech Scient | Dispositif de filtration dynamique a disque rotatif |
-
2018
- 2018-11-22 FI FI20185987A patent/FI20185987A1/sv not_active Application Discontinuation
-
2019
- 2019-11-21 WO PCT/FI2019/050832 patent/WO2020104728A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020104728A1 (en) | 2020-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC | Transfer of assignment of patent |
Owner name: LAPPEENRANNAN-LAHDEN TEKNILLINEN YLIOPISTO LUT |
|
| FD | Application lapsed |