JP5996337B2 - 正浸透造水システム - Google Patents
正浸透造水システム Download PDFInfo
- Publication number
- JP5996337B2 JP5996337B2 JP2012195263A JP2012195263A JP5996337B2 JP 5996337 B2 JP5996337 B2 JP 5996337B2 JP 2012195263 A JP2012195263 A JP 2012195263A JP 2012195263 A JP2012195263 A JP 2012195263A JP 5996337 B2 JP5996337 B2 JP 5996337B2
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- JP
- Japan
- Prior art keywords
- forward osmosis
- absorption liquid
- water
- absorbent
- line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Description
第1の実施形態に係る正浸透造水システムを図2を参照して説明する。
次に、第2の実施形態に係る正浸透造水システムについて、図3を参照して説明する。ただし、第1の実施形態と同様な部材は同符号を付して説明を省略する。
Claims (6)
- 正浸透分離方法で原水から淡水を得る造水システムであって、
半透膜を介して接する原水と吸収液の浸透圧差を利用して原水側から吸収液側に水を移動させる正浸透装置と、
前記正浸透装置と希釈吸収液ラインで接続され、ろ過膜を介して吸収液の溶質と淡水をろ過分離する膜分離装置と、
前記膜分離装置で淡水をろ過分離した吸収液を前記正浸透装置に返送するための循環ポンプが介装された高濃度吸収液ラインと
前記希釈吸収液ラインに接続された吸収液のpHを5.5以下の酸性にするための酸水溶液注入ラインと
前記高濃度吸収液ラインにアルカリ水溶液を供給する手段と
を具備し、
前記吸収液は、ソホロリピッドおよびその誘導体から選択される高分子界面活性剤が溶質として溶解されていることを特徴とする正浸透造水システム。 - 前記ろ過膜は、細孔径が0.01μm以上であることを特徴とする請求項1記載の正浸透造水システム。
- 前記膜分離装置から分離された淡水のラインにアルカリ水溶液注入ラインをさらに接続することを特徴とする請求項1記載の正浸透造水システム。
- 前記正浸透装置と前記膜分離装置の間に吸収液の浸透圧で発電する発電装置を設けることを特徴とする請求項1乃至3いずれか1項記載の正浸透造水システム。
- 前記発電装置は、前記希釈吸収液ラインに設けることを特徴とする請求項4記載の正浸透造水システム。
- 前記発電装置で発電した電力の一部または全部を前記循環ポンプの電源として利用することを特徴とする請求項4または5記載の正浸透造水システム。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012195263A JP5996337B2 (ja) | 2012-09-05 | 2012-09-05 | 正浸透造水システム |
Applications Claiming Priority (1)
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---|---|---|---|
JP2012195263A JP5996337B2 (ja) | 2012-09-05 | 2012-09-05 | 正浸透造水システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014050777A JP2014050777A (ja) | 2014-03-20 |
JP5996337B2 true JP5996337B2 (ja) | 2016-09-21 |
Family
ID=50609787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2012195263A Expired - Fee Related JP5996337B2 (ja) | 2012-09-05 | 2012-09-05 | 正浸透造水システム |
Country Status (1)
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JP (1) | JP5996337B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5957367B2 (ja) * | 2012-10-30 | 2016-07-27 | 株式会社東芝 | 正浸透造水システム |
WO2016072461A1 (ja) * | 2014-11-07 | 2016-05-12 | 株式会社 東芝 | 水処理方法、水処理システムおよび水処理装置 |
JP2017025834A (ja) * | 2015-07-24 | 2017-02-02 | 東洋紡株式会社 | 正浸透発電方法、および、それに用いる正浸透発電システム |
JP2017051926A (ja) * | 2015-09-11 | 2017-03-16 | 東洋紡株式会社 | 濃度差エネルギー回収方法、および、それに用いる濃度差エネルギー回収システム |
JP6517683B2 (ja) * | 2015-12-21 | 2019-05-22 | 株式会社東芝 | 水処理システムおよび水処理システムに使用される作業媒体 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0319042D0 (en) * | 2003-08-13 | 2003-09-17 | Univ Surrey | Osmotic energy |
JP5092669B2 (ja) * | 2007-10-10 | 2012-12-05 | 栗田工業株式会社 | 検水の濃縮方法及び濃縮装置 |
US9399193B2 (en) * | 2011-02-18 | 2016-07-26 | Samsung Electronics Co., Ltd. | Draw solute for forward osmosis, draw solution including the same, forward osmosis water treatment device using the same, and forward osmosis method for water treatment using the same |
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2012
- 2012-09-05 JP JP2012195263A patent/JP5996337B2/ja not_active Expired - Fee Related
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Publication number | Publication date |
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JP2014050777A (ja) | 2014-03-20 |
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