WO2007114198A1 - 膜モジュールを用いたバラスト水の膜処理方法及び膜処理装置 - Google Patents
膜モジュールを用いたバラスト水の膜処理方法及び膜処理装置 Download PDFInfo
- Publication number
- WO2007114198A1 WO2007114198A1 PCT/JP2007/056741 JP2007056741W WO2007114198A1 WO 2007114198 A1 WO2007114198 A1 WO 2007114198A1 JP 2007056741 W JP2007056741 W JP 2007056741W WO 2007114198 A1 WO2007114198 A1 WO 2007114198A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- membrane
- membrane module
- ballast water
- membrane treatment
- tank
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 133
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000013535 sea water Substances 0.000 description 8
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 244000005700 microbiome Species 0.000 description 6
- 239000000126 substance Substances 0.000 description 4
- 239000010779 crude oil Substances 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 2
- 230000003373 anti-fouling effect Effects 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000588724 Escherichia coli Species 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005406 washing Methods 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
- C02F1/44—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
-
- 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
- B01D61/147—Microfiltration
-
- 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
- B01D61/16—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
- B01D61/14—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
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
-
- 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
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/425—Electro-ultrafiltration
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
-
- 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
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/34—Energy carriers
- B01D2313/345—Electrodes
-
- 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
- B01D2321/22—Electrical effects
-
- 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
- B01D2321/22—Electrical effects
- B01D2321/223—Polarity reversal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J4/00—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for
- B63J4/002—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for for treating ballast water
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
-
- 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
- C02F2103/008—Originating from marine vessels, ships and boats, e.g. bilge water or ballast water
-
- 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
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
Definitions
- the present invention relates to a membrane treatment method and membrane treatment apparatus for ballast water using a membrane module.
- the present invention relates to a ballast water membrane treatment method using a membrane module capable of blocking microorganisms and fungus bodies in seawater with a membrane and supplying ballast water not containing microorganisms of a predetermined size or more to a ballast tank, and More specifically, regarding a membrane treatment apparatus, a membrane treatment method for ballast water using a membrane module that can suppress the generation of scale on the membrane surface during long-term operation, reduce the frequency of washing, and increase the recovery rate of treated water, and The present invention relates to a film processing apparatus.
- Cargo ships that transport crude oil, cargo, etc. are provided with a last tank in order to maintain the stability of the hull during navigation. Normally, when crude oil or cargo is not loaded, the tank is filled with ballast water, and the ballast water is discharged when loading crude oil or cargo to adjust the buoyancy of the hull. Stabilized.
- ballast water is water necessary for the safe navigation of a ship, and seawater of a port that handles cargo is usually used. The amount is said to exceed 10 billion tons per year worldwide.
- ballast water contains microorganisms and eggs of small and large organisms that live in the port where the water was taken. Will be carried to.
- Ballast water discharge standards are as shown in Table 1 below.
- nolast water (seawater) has a high ion concentration
- scales may be generated on the membrane surface during long-term operation.
- This scale is mainly sodium chloride (NaCl) or calcium sulfate (CaSO).
- Patent Document 1 discloses a technique for preventing fouling by utilizing bubble expansion caused by decompression!
- Patent Document 2 the surface of the antifouling conductive member in contact with seawater such as an underwater structure is obtained by passing a constant current between the antifouling conductive member and the counter electrode.
- a technique for preventing contamination of conductive members by controlling organisms attached to the water is disclosed.
- Patent Document 1 Japanese Patent Laid-Open No. 2003-265935
- Patent Document 2 JP 2005-185206 A
- Patent Document 1 requires a pressure reducing means for reducing the pressure of the tank loaded with the membrane module, and has a drawback that the equipment is expensive.
- the technique described in Patent Document 2 prevents contamination of the conductive member, and does not solve the problem caused by the generation of the scale on the film surface. [0015] Therefore, the present invention has an object to provide a membrane treatment method and membrane treatment apparatus for ballast water using a membrane module that can prevent fouling by suppressing generation of scale on the membrane surface with simple equipment. And
- the invention according to claim 1 includes a membrane treatment tank and a membrane module installed in the tank, and the ballast water using the membrane module that continues filtration while flowing the raw water of the nost water.
- the membrane treatment tank is provided with a positive electrode and a negative electrode so as to be in contact with the raw water in the tank, and a voltage is applied between the electrodes. This is a water membrane treatment method.
- the invention according to claim 2 is characterized in that one of the positive electrode and the negative electrode is formed by a wall surface of the membrane treatment tank, and the other is formed by a wall surface of the membrane module. 1.
- the invention described in claim 3 includes a membrane treatment tank and a membrane module installed in the tank, and the ballast water using the membrane module that continues filtration while flowing the raw water of the nost water.
- a positive electrode and a negative electrode are provided in the membrane treatment tank so as to come into contact with the raw water in the tank, and an energizing means for applying a voltage between the electrodes is provided.
- This is a membrane treatment apparatus for ballast water using a membrane module.
- the invention described in claim 4 is characterized in that one of the positive electrode and the negative electrode is formed by a wall surface of the membrane treatment tank, and the other is formed by a wall surface of the membrane module. 3.
- FIG. 1 shows an apparatus for carrying out a membrane treatment method for ballast water using a membrane module according to the present invention.
- FIG. 1 is a schematic perspective view showing an example of an apparatus for carrying out a ballast water membrane treatment method using a membrane module according to the present invention.
- reference numeral 1 denotes a membrane module that can be mounted on a ship such as a tanker.
- . 2 is a cylindrical membrane processing tank installed around the membrane module 1.
- [0028] 3 is a raw water introduction pipe, and 4 is a raw water discharge pipe.
- 5 is a raw water pump, 6 is a circulation pipe, 7 is a suspended material discharge pipe, and 8 is a power supply.
- a large number of slit-shaped openings 11a are formed in the wall surface of the outer frame 11 of the membrane module 1, and the raw water in the membrane treatment tank 2 flows into the membrane module 1 through the openings 11a. It has become.
- the outer frame 11 of the membrane module 1 is made of a metal material that can be energized, and is connected to the anode of a power supply device 8 provided outside the membrane treatment tank 1. Therefore, here, the outer frame 11 of the membrane module 1 functions as a positive electrode.
- the membrane treatment tank 2 is a metal material capable of energizing at least the inner wall surface 21 in contact with the raw water.
- the inner wall surface 21 of the power supply device 8 is connected to the cathode. Therefore, here, the inner wall surface 21 of the membrane treatment tank 2 functions as a negative electrode.
- the power supply device 8 applies a predetermined voltage between the outer frame 11 of the membrane module 1 functioning as the positive electrode and the inner wall surface 21 of the membrane treatment tank 2 functioning as the negative electrode, thereby supplying a current. Shed.
- the fouling substances such as NaCl and CaSO in the raw water are separated into cations and anions.
- the positive electrode and the negative electrode are formed in a plate shape or a rod shape so that the membrane module 1 and the wall surface of the membrane treatment tank 2 are in contact with the raw water in the membrane treatment tank 2. Between each other Even if it is arranged with a gap in between.
- the anode and the cathode may be configured in the opposite manner to the embodiment shown in FIG.
- the outer frame 11 of the membrane module 1 is formed as an electrode, it is not limited to the slit-shaped opening 11a illustrated in the outer frame 11, but is opened in a round hole shape or a square hole shape. Alternatively, it may be constituted by a net-like outer frame.
- the inner wall surface 21 of the membrane treatment tank 2 is used as an electrode, not only the entire inner wall surface 21 of the membrane treatment tank 2 but also a part thereof may be used.
- the shape of the membrane treatment tank 2 is not particularly limited to the cylindrical shape shown in the figure, and may be an elliptical shape or a polygonal shape other than the cylindrical shape.
- the membrane module 1 may be a cylindrical membrane module or a rectangular membrane module. In the present invention, the membrane module 1 is not limited to the one disposed at the center in the membrane treatment tank 2.
- the membrane module 1 can separate microorganisms of a predetermined size or larger from the raw water. However, addition of ozone oxidation treatment can sterilize minute microorganisms (such as cells) that have passed through the membrane. I can and can get clear ballast water.
Landscapes
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Urology & Nephrology (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Molecular Biology (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/294,666 US8241484B2 (en) | 2006-03-31 | 2007-03-28 | Membrane treatment method and membrane treatment apparatus for ballast water using membrane module |
KR1020087024500A KR101407387B1 (ko) | 2006-03-31 | 2007-03-28 | 막 모듈을 이용한 밸러스트수의 막 처리 방법 및 막 처리 장치 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-099157 | 2006-03-31 | ||
JP2006099157A JP5093835B2 (ja) | 2006-03-31 | 2006-03-31 | 膜モジュールを用いたバラスト水の膜処理方法及び膜処理装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2007114198A1 true WO2007114198A1 (ja) | 2007-10-11 |
Family
ID=38563467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/056741 WO2007114198A1 (ja) | 2006-03-31 | 2007-03-28 | 膜モジュールを用いたバラスト水の膜処理方法及び膜処理装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8241484B2 (ja) |
JP (1) | JP5093835B2 (ja) |
KR (1) | KR101407387B1 (ja) |
CN (1) | CN101415646A (ja) |
WO (1) | WO2007114198A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009129670A1 (zh) | 2008-04-23 | 2009-10-29 | 青岛海德威船舶科技有限公司 | 一种利用微电流电解灭菌除藻的装置和方法 |
WO2011120250A1 (zh) | 2010-03-30 | 2011-10-06 | 青岛海德威科技有限公司 | 船舶压载水水处理方法和*** |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101131548B1 (ko) * | 2009-11-13 | 2012-04-04 | 박병선 | 막 생물 반응기 장치 및 이를 이용한 수처리 방법 |
DE102010049076A1 (de) * | 2010-10-20 | 2012-04-26 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparat zur Wasseraufbereitung mittels Filtration oder Membrantrennverfahren |
CN104787940A (zh) * | 2015-04-02 | 2015-07-22 | 中国科学院生态环境研究中心 | 一种电絮凝-膜分离水处理装置、处理方法及其用途 |
CA2983737A1 (en) * | 2015-04-23 | 2016-10-27 | Bryan Prucher | Improved welding electrode cap |
CN104959040B (zh) * | 2015-06-18 | 2017-04-19 | 天津城建大学 | 反渗透***阻垢装置 |
CN106040005B (zh) * | 2016-07-13 | 2018-03-27 | 四川民生管业有限责任公司 | 卷式膜组件 |
CN112915559A (zh) * | 2021-03-26 | 2021-06-08 | 西安理工大学 | 一种导电膜光热蒸发浓缩装置及其处理废水的方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4986273A (ja) * | 1972-12-22 | 1974-08-19 | ||
JPH07289854A (ja) * | 1994-04-26 | 1995-11-07 | Nikko Kogyo Kk | 金属イオン除去装置および金属イオン除去方法 |
JPH10249357A (ja) * | 1997-03-18 | 1998-09-22 | Kenichi Morita | 防汚方法 |
JP2001276821A (ja) * | 2000-03-30 | 2001-10-09 | Japan Organo Co Ltd | 逆浸透膜装置の閉塞防止方法及び逆浸透膜装置 |
JP2003334563A (ja) * | 2002-05-16 | 2003-11-25 | Ryoyo Sangyo Kk | バラスト水 |
JP2005313143A (ja) * | 2004-03-29 | 2005-11-10 | Japan Organo Co Ltd | 船舶用バラスト水の製造方法及び製造装置 |
JP2005342626A (ja) * | 2004-06-03 | 2005-12-15 | Jfe Engineering Kk | バラスト水処理方法及び装置、該装置を搭載した船舶 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8415887D0 (en) * | 1984-06-21 | 1984-07-25 | Atomic Energy Authority Uk | Membrane cleaning |
JPH11137971A (ja) * | 1997-11-12 | 1999-05-25 | Tokai Univ | 電気ろ過装置およびその制御方法 |
JP3702419B2 (ja) | 2002-03-15 | 2005-10-05 | 水道機工株式会社 | 膜ろ過モジュールの洗浄方法および膜ろ過装置 |
JP2005185206A (ja) | 2003-12-26 | 2005-07-14 | Pentel Corp | 被防汚導電性部材及びその電気化学的制御方法 |
-
2006
- 2006-03-31 JP JP2006099157A patent/JP5093835B2/ja not_active Expired - Fee Related
-
2007
- 2007-03-28 WO PCT/JP2007/056741 patent/WO2007114198A1/ja active Application Filing
- 2007-03-28 KR KR1020087024500A patent/KR101407387B1/ko not_active IP Right Cessation
- 2007-03-28 US US12/294,666 patent/US8241484B2/en not_active Expired - Fee Related
- 2007-03-28 CN CNA2007800119555A patent/CN101415646A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4986273A (ja) * | 1972-12-22 | 1974-08-19 | ||
JPH07289854A (ja) * | 1994-04-26 | 1995-11-07 | Nikko Kogyo Kk | 金属イオン除去装置および金属イオン除去方法 |
JPH10249357A (ja) * | 1997-03-18 | 1998-09-22 | Kenichi Morita | 防汚方法 |
JP2001276821A (ja) * | 2000-03-30 | 2001-10-09 | Japan Organo Co Ltd | 逆浸透膜装置の閉塞防止方法及び逆浸透膜装置 |
JP2003334563A (ja) * | 2002-05-16 | 2003-11-25 | Ryoyo Sangyo Kk | バラスト水 |
JP2005313143A (ja) * | 2004-03-29 | 2005-11-10 | Japan Organo Co Ltd | 船舶用バラスト水の製造方法及び製造装置 |
JP2005342626A (ja) * | 2004-06-03 | 2005-12-15 | Jfe Engineering Kk | バラスト水処理方法及び装置、該装置を搭載した船舶 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009129670A1 (zh) | 2008-04-23 | 2009-10-29 | 青岛海德威船舶科技有限公司 | 一种利用微电流电解灭菌除藻的装置和方法 |
WO2011120250A1 (zh) | 2010-03-30 | 2011-10-06 | 青岛海德威科技有限公司 | 船舶压载水水处理方法和*** |
Also Published As
Publication number | Publication date |
---|---|
US8241484B2 (en) | 2012-08-14 |
KR101407387B1 (ko) | 2014-06-13 |
JP2007268467A (ja) | 2007-10-18 |
JP5093835B2 (ja) | 2012-12-12 |
KR20080110789A (ko) | 2008-12-19 |
CN101415646A (zh) | 2009-04-22 |
US20100163413A1 (en) | 2010-07-01 |
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