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1. 发明公开

EP2508249A1 METHOD FOR CLEANING FILTRATION MEMBRANE 审中-公开
标题翻译： VERFAHREN ZUR REINIGUNG VON FILTERMEMBRANEN
公开(公告)号：EP2508249A1
公开(公告)日：2012-10-10
申请号：EP10834479.7
申请日：2010-11-16
申请人： Mitsubishi Heavy Industries, Ltd.
发明人： KAKIGAMI, Hidemasa , ITO, Yoshiaki , TAKEUCHI, Kazuhisa , MATSUI, Katsunori , IWAHASHI, Hideo
IPC分类号： B01D65/06 , B01D61/02 , C02F1/44
CPC分类号： B01D65/02 , B01D61/025 , B01D61/04 , B01D2311/04 , B01D2311/18 , B01D2315/18 , B01D2321/162 , B01D2321/164 , C02F1/441 , C02F2103/08 , C02F2209/06 , C02F2303/16 , C02F2303/20 , C02F2303/22 , Y02A20/131 , B01D2311/12
摘要： A method of cleaning a filtration membrane includes an alkaline treatment process for supplying an alkaline agent (24) to seawater (11) for a predetermined period of time and filtering the seawater (11), to which the alkaline agent (24) is supplied, through a reverse osmosis membrane (15) during a filtration treatment operation, and a neutralization treatment process for supplying an acid agent (26) to the seawater (11) for a predetermined period of time and filtering the seawater (11), to which the acid agent (26) is supplied, through the reverse osmosis membrane (15) after the alkaline treatment process.
摘要翻译：清洗过滤膜的方法包括碱处理工艺，用于将碱性试剂（24）供应到海水（11）预定的时间并过滤供给碱性试剂（24）的海水（11）在过滤处理操作期间通过反渗透膜（15）和用于将酸剂（26）供应到海水（11）预定时间段并对其进行过滤的中和处理过程，其中在碱处理工艺之后通过反渗透膜（15）供给酸剂（26）。

2. 发明公开

EP3067110A1 REVERSE OSMOSIS MEMBRANE FILTER DEVICE 有权
标题翻译： UMKEHROSMOSEMEMBRAN-FILTERVORRICHTUNG
公开(公告)号：EP3067110A1
公开(公告)日：2016-09-14
申请号：EP14871253.2
申请日：2014-07-29
申请人： Mitsubishi Heavy Industries, Ltd.
发明人： KAKIGAMI, Hidemasa , ITO, Yoshiaki , TABATA, Masayuki , MATSUI, Katsunori , TOKUNAGA, Kiichi
IPC分类号： B01D61/12 , B01D61/08 , B01D63/10 , C02F1/44
CPC分类号： B01D61/08 , B01D61/025 , B01D61/12 , B01D63/10 , B01D63/12 , B01D2311/14 , B01D2313/04 , B01D2313/12 , B01D2317/04 , B01D2319/022 , C02F1/441 , C02F2103/08 , C02F2201/003
摘要： An object of the present invention is to provide a reverse osmosis membrane filtering device capable of reducing variation in the amount of permeate water in the axial direction of water collecting pipes regardless of the number or length of the water collecting pipes. The reverse osmosis membrane filtering device includes: a water-collecting member including at least one water collecting pipe, and having a plurality of sections each of which has a plurality of water collecting apertures; at least one filter assembly disposed around the plurality of sections, the at least one filter assembly including a filter member including a reverse osmosis membrane; at least one insertion tube disposed inside the water-collecting member and defining a plurality of permeate-water channels corresponding to the plurality of sections inside the water-collecting member in cooperation with at least one seal member; and a pressure adjusting device configured to increase a pressure of at least one of the plurality of permeate-water channels to a pressure higher than that of another one of the plurality of permeate-water channels.
摘要翻译：本发明的目的是提供一种反渗透膜过滤装置，其能够减少集水管的轴向的渗透水量的变化，而与集水管的数量或长度无关。反渗透膜过滤装置包括：集水构件，其包括至少一个集水管，并且具有多个部分，每个部分具有多个集水孔; 设置在所述多个部分周围的至少一个过滤器组件，所述至少一个过滤组件包括包括反渗透膜的过滤器部件; 至少一个插入管，其设置在所述集水构件的内部，并且与所述至少一个密封构件配合地限定与所述集水构件内部的所述多个部分相对应的多个渗透水通道; 以及压力调节装置，其构造成将所述多个渗透水通道中的至少一个的压力增加到高于所述多个渗透水通道中的另一个的压力。

3. 发明公开

EP2436657A1 APPARATUS AND PROCESS FOR PRODUCING BOTH SALT AND FRESH WATER 有权
标题翻译： DEVICE AND METHOD FOR咸淡水的制备
公开(公告)号：EP2436657A1
公开(公告)日：2012-04-04
申请号：EP09845246.9
申请日：2009-08-07
申请人： Mitsubishi Heavy Industries, Ltd.
发明人： TAKEUCHI, Kazuhisa , ITO, Yoahiaki , KAKIGAMI, Hidemasa , IWHASHI, Hideo , MATSUI, Katsunori , TANAKA, Kenji
IPC分类号： C02F9/00 , B01D61/44 , C02F1/44 , C02F1/469
CPC分类号： C02F9/00 , B01D61/025 , B01D61/027 , B01D61/422 , B01D61/44 , B01D61/58 , B01D2311/18 , B01D2311/2673 , C02F1/001 , C02F1/008 , C02F1/04 , C02F1/441 , C02F1/442 , C02F1/4693 , C02F1/66 , C02F2103/08 , C02F2209/005 , C02F2209/05 , C02F2209/06 , C02F2209/19 , C02F2301/043 , Y02A20/128 , Y02A20/131 , Y02A20/134
摘要： An embodiment of the present invention includes: an electrodialyzer 14 that electrodialyzes pretreated water 13; an evaporator 16 that evaporates concentrated brine 15 that is dialyzed by the electrodialyzer 14; a dryer 19 that produces salt 18 by drying condensed water 17 supplied from the evaporator 16; a reverse osmosis membrane apparatus 25 having a reverse osmosis (RO) membrane 25a that produces fresh water that is permeated water 24 obtained by removing a salt content from diluted brine to which acid is added; a recycle line that brings a part of salt-enriched membrane separation concentrated water 26 back to the rear flow side of a pretreatment apparatus 12; a water discharge line that discharges the remained concentrated water into a sea area; and a control apparatus 31 that controls to adjust the ratio between the discharging amount of the discharging membrane separation concentrated water to be discharged into a sea area and the supplying amount of supplying seawater. A pH is set to be equal to or less than 7.3 by adding acid 21. The salt 18 is obtained from the dryer 19, and produced water (fresh water) 29 is obtained by combining evaporated water 28 supplied from the evaporator 16 with the permeated water 24 supplied from the reverse osmosis membrane apparatus 25.

4. 发明授权

EP2508481B1 DESALTING SYSTEM AND METHOD OF DESALTING 有权
标题翻译：脱盐系统和方法脱盐
公开(公告)号：EP2508481B1
公开(公告)日：2017-04-19
申请号：EP10833104.2
申请日：2010-11-16
申请人： Mitsubishi Heavy Industries, Ltd.
发明人： TAKEUCHI, Kazuhisa , ITO, Yoshiaki , KAKIGAMI, Hidemasa , IWAHASHI, Hideo , MATSUI, Katsunori , TANAKA, Kenji
IPC分类号： C02F1/44 , B01D61/04 , B01D61/58 , C02F1/76 , B01D61/10 , B01D61/12 , B01D61/02
CPC分类号： C02F1/441 , B01D61/025 , B01D61/04 , B01D61/10 , B01D61/12 , B01D2311/04 , C02F1/76 , C02F2209/06 , Y02A20/131 , B01D2311/2649 , B01D2311/12
摘要： A desalination apparatus includes a pretreatment device (13) having a pretreatment membrane (13a) that filters suspended matters in raw water (11) with added chlorine-containing water (12), a reverse osmosis membrane device (17) having a reverse osmosis membrane (16) that removes a salt content from filtrate water (14) supplied from the pretreatment device (13) to produce permeated water (15), and a reducing-agent injection device (30) that neutralizes the added chlorine on an upstream side of the reverse osmosis membrane device (17). The reducing-agent injection device (30) extracts a part (14a) of the filtrate water (14), adds metering SBS solution (18) to the part, obtains a maximum change point (equivalence point) of the oxidation-reduction potential of a reducing agent and chlorine, obtains reducing-agent additive concentration (Csm) corresponding to the equivalence point, and supplies the SBS solution (18) corresponding to the concentration to the filtrate water (14) to thereby neutralize the chlorine.

5. 发明授权

EP2436657B1 APPARATUS AND PROCESS FOR PRODUCING BOTH SALT AND FRESH WATER 有权
标题翻译：用于生产盐和淡水的装置和方法
公开(公告)号：EP2436657B1
公开(公告)日：2017-10-04
申请号：EP09845246.9
申请日：2009-08-07
申请人： Mitsubishi Heavy Industries, Ltd.
发明人： TAKEUCHI, Kazuhisa , ITO, Yoshiaki , KAKIGAMI, Hidemasa , IWAHASHI, Hideo , MATSUI, Katsunori , TANAKA, Kenji
IPC分类号： C02F9/02 , B01D61/44 , C02F1/44 , C02F1/469 , C02F103/08 , C02F9/06
CPC分类号： C02F9/00 , B01D61/025 , B01D61/027 , B01D61/422 , B01D61/44 , B01D61/58 , B01D2311/18 , B01D2311/2673 , C02F1/001 , C02F1/008 , C02F1/04 , C02F1/441 , C02F1/442 , C02F1/4693 , C02F1/66 , C02F2103/08 , C02F2209/005 , C02F2209/05 , C02F2209/06 , C02F2209/19 , C02F2301/043 , Y02A20/128 , Y02A20/131 , Y02A20/134
摘要： An embodiment of the present invention includes: an electrodialyzer 14 that electrodialyzes pretreated water 13; an evaporator 16 that evaporates concentrated brine 15 that is dialyzed by the electrodialyzer 14; a dryer 19 that produces salt 18 by drying condensed water 17 supplied from the evaporator 16; a reverse osmosis membrane apparatus 25 having a reverse osmosis (RO) membrane 25a that produces fresh water that is permeated water 24 obtained by removing a salt content from diluted brine to which acid is added; a recycle line that brings a part of salt-enriched membrane separation concentrated water 26 back to the rear flow side of a pretreatment apparatus 12; a water discharge line that discharges the remained concentrated water into a sea area; and a control apparatus 31 that controls to adjust the ratio between the discharging amount of the discharging membrane separation concentrated water to be discharged into a sea area and the supplying amount of supplying seawater. A pH is set to be equal to or less than 7.3 by adding acid 21. The salt 18 is obtained from the dryer 19, and produced water (fresh water) 29 is obtained by combining evaporated water 28 supplied from the evaporator 16 with the permeated water 24 supplied from the reverse osmosis membrane apparatus 25.
摘要翻译：本发明的实施例包括：电渗析预处理过的水13的电渗析器14; 蒸发器16，其蒸发通过电渗析器14透析的浓缩盐水15; 通过干燥从蒸发器16供应的冷凝水17来产生盐18的干燥器19; 具有反渗透（RO）膜25a的反渗透膜装置25，该反渗透膜25a产生淡水，该淡水是通过从添加了酸的稀盐水中除去盐含量而获得的渗透水24; 将一部分富含盐的膜分离浓缩水26返回到预处理装置12的后部流动侧的循环管线; 将剩余浓缩水排入海域的排水管线; 以及控制装置31，其进行控制以调节排出到海域的排出膜分离浓缩水的排出量与供给海水的供给量之间的比例。通过添加酸21将pH设定为等于或小于7.3。从干燥器19获得盐18，并且通过将从蒸发器16供应的蒸发水28与渗透的水28合并获得产水（淡水）29 从反渗透膜装置25供给的水24。

6. 发明公开

EP3192577A1 WATER TREATMENT APPARATUS AND WATER TREATMENT METHOD 审中-公开
标题翻译：水处理装置和水处理方法
公开(公告)号：EP3192577A1
公开(公告)日：2017-07-19
申请号：EP14901798.0
申请日：2014-09-11
申请人： Mitsubishi Heavy Industries, Ltd.
发明人： YOKOHAMA, Katsuhiko , NAGAI, Masahiko , TABATA, Masayuki , ITO, Yoshiaki , KAKIGAMI, Hidemasa , TAKEUCHI, Kazuhisa , OKINO, Susumu , NAGAYASU, Hiromitsu , IWAHASHI, Hideo , MATSUI, Katsunori , HORI, Takayoshi
IPC分类号： B01D37/04 , B01D36/02 , B01D61/04 , B01D61/08 , C02F1/44
CPC分类号： C02F1/001 , B01D36/02 , B01D37/04 , B01D61/04 , B01D61/08 , B01F15/00207 , C02F1/008 , C02F1/44 , C02F1/441 , C02F1/5209 , C02F1/74 , C02F2103/08 , C02F2209/11 , C02F2301/043 , C02F2301/046
摘要： Provided are a water treatment apparatus and a water treatment method capable of performing a significant water quality evaluation of treated water before the filtration process, and capable of rapidly responding to a change in water quality of the treated water. A water treatment apparatus 1 of the present invention includes a treated water filtering unit 11 which filters treated water W 1 supplied from a treated water line L 1 to become filtered water W 2 , a filtered water mixing unit 14 which is provided in a treated water extraction line L 4 diverging from the treated water line L 1 to reduce a turbidity concentration in the treated water W 1 of the treated water extraction line L 4 to become measured water W 5 , and a water quality measuring unit 15 which is provided at a rear stage of the filtered water mixing unit 14 in the treated water extraction line L 4 and measures water quality of the measured water W 5 to evaluate the water quality of the treated water W 1 .
摘要翻译：本发明提供一种水处理装置和水处理方法，其能够在过滤处理之前对处理水进行显着的水质评估，并且能够快速响应处理水的水质变化。本发明的水处理装置1具有：将从处理水管线L1供给的处理水W1过滤而成为过滤水W2的处理水过滤单元11;设置于处理水取出管线L4的过滤水混合单元14 从处理水线L1分支，使处理水提取线L4的处理水W1中的浊度浓度降低而成为测定水W5，水质测定单元15设置在过滤水混合单元的后段 14，并测量测量水W5的水质以评估处理水W1的水质。

7. 发明公开

EP2508481A1 DESALTING SYSTEM AND METHOD OF DESALTING 有权
标题翻译：脱盐系统和方法脱盐
公开(公告)号：EP2508481A1
公开(公告)日：2012-10-10
申请号：EP10833104.2
申请日：2010-11-16
申请人： Mitsubishi Heavy Industries, Ltd.
发明人： TAKEUCHI, Kazuhisa , ITO, Yoshiaki , KAKIGAMI, Hidemasa , IWAHASHI, Hideo , MATSUI, Katsunori , TANAKA, Kenji
IPC分类号： C02F1/44 , B01D61/04 , B01D61/58 , C02F1/70
CPC分类号： C02F1/441 , B01D61/025 , B01D61/04 , B01D61/10 , B01D61/12 , B01D2311/04 , C02F1/76 , C02F2209/06 , Y02A20/131 , B01D2311/2649 , B01D2311/12
摘要： A desalination apparatus includes a pretreatment device (13) having a pretreatment membrane (13a) that filters suspended matters in raw water (11) with added chlorine-containing water (12), a reverse osmosis membrane device (17) having a reverse osmosis membrane (16) that removes a salt content from filtrate water (14) supplied from the pretreatment device (13) to produce permeated water (15), and a reducing-agent injection device (30) that neutralizes the added chlorine on an upstream side of the reverse osmosis membrane device (17). The reducing-agent injection device (30) extracts a part (14a) of the filtrate water (14), adds metering SBS solution (18) to the part, obtains a maximum change point (equivalence point) of the oxidation-reduction potential of a reducing agent and chlorine, obtains reducing-agent additive concentration (Csm) corresponding to the equivalence point, and supplies the SBS solution (18) corresponding to the concentration to the filtrate water (14) to thereby neutralize the chlorine.

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