JP2020110795A - 減圧塩水処理システム - Google Patents
減圧塩水処理システム Download PDFInfo
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- 239000012267 brine Substances 0.000 title claims abstract description 22
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 title claims abstract description 22
- 238000010612 desalination reaction Methods 0.000 claims abstract description 294
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 126
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 101
- 239000013535 sea water Substances 0.000 claims abstract description 86
- 230000003204 osmotic effect Effects 0.000 claims abstract description 49
- 239000012530 fluid Substances 0.000 claims abstract description 14
- 238000009292 forward osmosis Methods 0.000 claims description 206
- 150000003839 salts Chemical class 0.000 claims description 40
- 239000012466 permeate Substances 0.000 claims description 19
- 239000000047 product Substances 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims 3
- 239000012141 concentrate Substances 0.000 claims 1
- 239000000243 solution Substances 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 description 26
- 238000000034 method Methods 0.000 description 12
- 238000002474 experimental method Methods 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 5
- 239000012527 feed solution Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000012510 hollow fiber Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002121 nanofiber Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
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- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000007723 transport mechanism Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 150000002605 large molecules Chemical class 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000002114 nanocomposite Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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- 241000894007 species Species 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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- 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
-
- 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
- B01D61/002—Forward osmosis or direct osmosis
- B01D61/0021—Forward osmosis or direct osmosis comprising multiple forward osmosis steps
-
- 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
- B01D61/025—Reverse osmosis; Hyperfiltration
-
- 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
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/18—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
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/20—Accessories; Auxiliary operations
-
- 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
- C02F1/445—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by forward osmosis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/36—Energy sources
- B01D2313/365—Electrical sources
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/36—Energy sources
- B01D2313/367—Renewable energy sources, e.g. wind or solar sources
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2317/00—Membrane module arrangements within a plant or an apparatus
- B01D2317/02—Elements in series
- B01D2317/022—Reject series
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower, fuel cells
-
- 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
-
- 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
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/33—Wastewater or sewage treatment systems using renewable energies using wind energy
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Engineering & Computer Science (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
Claims (12)
- 供給側及び引き側を有する正浸透脱塩ユニットと、
供給側及び透過側を有する逆浸透脱塩ユニットと、
を備え、
前記逆浸透脱塩ユニットの前記供給側は、前記正浸透脱塩ユニットの供給側と流体接続しており、前記正浸透脱塩ユニットの前記供給側から引かれた海水は、前記逆浸透脱塩ユニットの前記供給側へと供給され、
前記逆浸透脱塩ユニットの前記透過側は、前記海水から抽出された生産水を排出し、前記逆浸透脱塩ユニットの前記供給側は排出流を排出し、
前記正浸透脱塩ユニットの前記引き側は、前記逆浸透脱塩ユニットの前記供給側と流体接続しており、前記正浸透脱塩ユニットの前記引き側は、前記排出流を受け取り、濃縮塩水を排出し、
前記排出流は、前記正浸透脱塩ユニットの前記供給側を通って供給された前記海水の浸透圧よりも高い浸透圧及び水圧で、前記正浸透脱塩ユニットの前記引き側144を通る、
減圧塩水処理システム。 - 前記正浸透脱塩ユニットの前記供給側に前記海水を供給する第1のポンプをさらに備える、請求項1の減圧塩水処理システム。
- 前記正浸透脱塩ユニットの前記供給側から、前記逆浸透脱塩ユニットの前記供給側へと前記海水を供給する第2のポンプをさらに備える、請求項2の減圧塩水処理システム。
- 前記第1のポンプ及び前記第2のポンプに電気的に接続され、好適な電力を供給する少なくとも1つのソーラーパネルをさらに備える、請求項3の減圧塩水処理システム。
- 供給側及び引き側を有する第1の正浸透脱塩ユニットと、
供給側及び引き側を有する第2の正浸透脱塩ユニットと、
供給側及び透過側を有する逆浸透脱塩ユニットと、
を備え、
前記逆浸透脱塩ユニットの前記供給側は、前記第2の正浸透脱塩ユニットの前記供給側と流体接続されており、前記第2の正浸透脱塩ユニットの前記供給側から引かれた海水は、前記逆浸透脱塩ユニットの前記供給側へと供給され、
前記逆浸透脱塩ユニットの前記透過側は、前記海水から抽出された生産水を排出し、前記逆浸透脱塩ユニットの前記供給側は、排出流を排出し、
前記第2の正浸透脱塩ユニットの前記引き側は、前記逆浸透脱塩ユニットの前記供給側と流体接続されており、前記第2の正浸透脱塩ユニットの前記引き側は、前記排出流を受け取り、濃縮排出流を排出し、
前記第1の正浸透脱塩ユニットの前記引き側は、前記第2の正浸透脱塩ユニットの前記引き側と流体接続されており、前記第1の正浸透脱塩ユニットの前記引き側は、前記濃縮排出流を受け取り、濃縮塩水を排出し、
前記第1の正浸透脱塩ユニットの前記供給側は、前記第2の正浸透脱塩ユニットの前記供給側と流体接続されており、前記海水は、前記第1の正浸透脱塩ユニットの前記供給側を通って前記第2の正浸透脱塩ユニットの前記供給側へと向かい、前記第2の正浸透脱塩ユニットの前記供給側を通り、
前記排出流は、前記第2の正浸透脱塩ユニットの前記供給側を通って供給された希釈された海水の浸透圧よりも高い浸透圧及び水圧で、前記第2の正浸透脱塩ユニットの前記引き側を通り、
前記濃縮排出流は、前記第1の正浸透脱塩ユニットの前記供給側を通って供給された前記海水の浸透圧よりも高い浸透圧及び水圧で、前記第1の正浸透脱塩ユニットの前記引き側を通る、
減圧塩水処理システム。 - 前記第1の正浸透脱塩ユニットの前記供給側に前記海水を供給する第1のポンプをさらに備える、請求項5の減圧塩水処理システム。
- 前記第2の正浸透脱塩ユニットの前記供給側から、前記逆浸透脱塩ユニットの前記供給側へと前記海水を供給する第2のポンプをさらに備える、請求項6の減圧塩水処理システム。
- 前記第1のポンプ及び前記第2のポンプに電気的に接続され、好適な電力を供給する少なくとも1つのソーラーパネルをさらに備える、請求項7の減圧塩水処理システム。
- 供給側及び引き側を有する第1の正浸透脱塩ユニットと、
供給側及び引き側を有する第2の正浸透脱塩ユニットと、
供給側及び引き側を有する第3の正浸透脱塩ユニットと、
供給側及び透過側を有する逆浸透脱塩ユニットと、
を備え、
前記逆浸透脱塩ユニットの前記供給側は、前記第3の正浸透脱塩ユニットの前記供給側と流体接続されており、前記第3の正浸透脱塩ユニットの前記供給側を通って引かれた海水は、前記逆浸透脱塩ユニットの前記供給側に供給され、
前記逆浸透脱塩ユニットの前記透過側は、前記海水から抽出された生産水を排出し、前記逆浸透脱塩ユニットの前記供給側は、排出流を排出し、
前記第3の正浸透脱塩ユニットの前記引き側は、前記逆浸透脱塩ユニットの前記供給側と流体接続されており、前記第3の正浸透脱塩ユニットの引き側は、前記排出流を受け取り、第1の濃縮排出流を排出し、
前記第2の正浸透脱塩ユニットの前記引き側は、前記第3の正浸透脱塩ユニットの前記引き側と流体接続されており、前記第2の正浸透脱塩ユニットの前記引き側は、前記第1の濃縮排出流を受け取り、第2の濃縮排出流を排出し、
前記第1の正浸透脱塩ユニットの前記引き側は、前記第2の正浸透脱塩ユニットの前記引き側と流体接続されており、前記第1の正浸透脱塩ユニットの引き側は、前記第2の濃縮排出流を受け取り、濃縮塩水を排出し、
前記第1の正浸透脱塩ユニットの前記供給側は、前記第2の正浸透脱塩ユニットの前記供給側と流体接続されており、前記海水は、前記第1の正浸透脱塩ユニットの前記供給側を通って前記第2の正浸透脱塩ユニットの前記供給側へと向かい、前記第2の正浸透脱塩ユニットの前記供給側を通り、
前記第2の正浸透脱塩ユニットの前記供給側は、前記第3の正浸透脱塩ユニットの前記供給側と流体接続されており、前記海水は、前記第2の正浸透脱塩ユニットの前記供給側を通って前記第3の正浸透脱塩ユニットの前記供給側へと向かい、前記第3の正浸透脱塩ユニットの前記供給側を通り、
前記排出流は、前記第3の正浸透脱塩ユニットの前記供給側を通って供給された希釈された海水の浸透圧よりも高い浸透圧及び水圧で、前記第3の正浸透脱塩ユニットの前記引き側を通り、
前記第1の濃縮排出流は、前記第2の正浸透脱塩ユニットの前記供給側を通って供給された前記希釈された海水の浸透圧よりも高い浸透圧及び水圧で、前記第2の正浸透脱塩ユニットの前記引き側を通り、
前記第2の濃縮排出流は、前記第1の正浸透脱塩ユニットの前記供給側を通って供給された前記海水の浸透圧よりも高い浸透圧及び水圧で、前記第1の正浸透脱塩ユニットの前記引き側を通る、
減圧塩水処理システム。 - 前記第1の正浸透脱塩ユニットの前記供給側に前記海水を供給する第1のポンプをさらに備える、請求項9の減圧塩水処理システム。
- 前記第3の正浸透脱塩ユニットの前記供給側から、前記逆浸透脱塩ユニットの前記供給側へと前記海水を供給する第2のポンプをさらに備える、請求項10の減圧塩水処理システム。
- 前記第1のポンプ及び前記第2のポンプに電気的に接続され、好適な電力を供給する少なくとも1つのソーラーパネルをさらに備える、請求項11の減圧塩水処理システム。
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US16/247,825 | 2019-01-15 | ||
US16/247,825 US10308524B1 (en) | 2019-01-15 | 2019-01-15 | Pressure-reduced saline water treatment system |
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