JP2019103960A5 - - Google Patents
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- Publication number
- JP2019103960A5 JP2019103960A5 JP2017236557A JP2017236557A JP2019103960A5 JP 2019103960 A5 JP2019103960 A5 JP 2019103960A5 JP 2017236557 A JP2017236557 A JP 2017236557A JP 2017236557 A JP2017236557 A JP 2017236557A JP 2019103960 A5 JP2019103960 A5 JP 2019103960A5
- Authority
- JP
- Japan
- Prior art keywords
- cleaning
- liquid
- filtration membrane
- washing
- cleaning step
- 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.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 claims description 74
- 239000012528 membrane Substances 0.000 claims description 46
- 238000001914 filtration Methods 0.000 claims description 44
- 239000007788 liquid Substances 0.000 claims description 37
- 239000000126 substance Substances 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 24
- 238000005406 washing Methods 0.000 claims description 18
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000005374 membrane filtration Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 15
- 230000007423 decrease Effects 0.000 description 2
- 239000008155 medical solution Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 1
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017236557A JP7075751B2 (ja) | 2017-12-11 | 2017-12-11 | ろ過膜の洗浄方法 |
| EP18887608.0A EP3725393B1 (en) | 2017-12-11 | 2018-12-03 | Filtering membrane cleaning method |
| PCT/JP2018/044336 WO2019116938A1 (ja) | 2017-12-11 | 2018-12-03 | ろ過膜の洗浄方法 |
| US16/888,488 US11413583B2 (en) | 2017-12-11 | 2020-05-29 | Filtering membrane cleaning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017236557A JP7075751B2 (ja) | 2017-12-11 | 2017-12-11 | ろ過膜の洗浄方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019103960A JP2019103960A (ja) | 2019-06-27 |
| JP2019103960A5 true JP2019103960A5 (https=) | 2019-08-08 |
| JP7075751B2 JP7075751B2 (ja) | 2022-05-26 |
Family
ID=66819245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017236557A Active JP7075751B2 (ja) | 2017-12-11 | 2017-12-11 | ろ過膜の洗浄方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US11413583B2 (https=) |
| EP (1) | EP3725393B1 (https=) |
| JP (1) | JP7075751B2 (https=) |
| WO (1) | WO2019116938A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9245916B2 (en) | 2013-07-09 | 2016-01-26 | Rememdia LC | Optical positioning sensor |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3570020B2 (ja) * | 1995-07-24 | 2004-09-29 | 東北電力株式会社 | 水処理用膜分離装置 |
| JP2002530188A (ja) | 1998-11-23 | 2002-09-17 | ゼノン、エンバイロンメンタル、インコーポレーテッド | 浸漬型薄膜を用いる水の濾過 |
| JP2003251156A (ja) | 2002-03-04 | 2003-09-09 | Kurita Water Ind Ltd | 膜濾過装置及び膜濾過方法 |
| JP4018990B2 (ja) | 2003-01-28 | 2007-12-05 | 株式会社神戸製鋼所 | 排水処理装置の分離膜の洗浄方法 |
| JP2006082027A (ja) | 2004-09-16 | 2006-03-30 | Fuji Electric Systems Co Ltd | ろ過膜を用いる水処理方法およびその装置 |
| WO2007129994A1 (en) * | 2006-05-10 | 2007-11-15 | Nanyang Technological University | Detection apparatus and method utilizing membranes and ratio of transmembrane pressures |
| JP6122314B2 (ja) | 2013-03-06 | 2017-04-26 | 水道機工株式会社 | 膜の洗浄方法 |
| JP2014237072A (ja) | 2013-06-06 | 2014-12-18 | 株式会社日立製作所 | 水処理運転支援システム及び水処理運転支援方法 |
| JP6576062B2 (ja) | 2015-03-17 | 2019-09-18 | 株式会社クボタ | 膜分離装置の分離膜の洗浄方法 |
| JP6659404B2 (ja) | 2015-07-07 | 2020-03-04 | 東芝インフラシステムズ株式会社 | 排水処理制御装置及び排水処理システム |
| JP6611230B2 (ja) | 2015-07-07 | 2019-11-27 | 東芝インフラシステムズ株式会社 | 膜洗浄制御方法、膜洗浄制御装置、及び水処理システム |
-
2017
- 2017-12-11 JP JP2017236557A patent/JP7075751B2/ja active Active
-
2018
- 2018-12-03 EP EP18887608.0A patent/EP3725393B1/en active Active
- 2018-12-03 WO PCT/JP2018/044336 patent/WO2019116938A1/ja not_active Ceased
-
2020
- 2020-05-29 US US16/888,488 patent/US11413583B2/en active Active
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