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    • 31. 发明专利
    • 半透膜による水処理方法
    • 使用半透膜的水处理方法
    • JP2015054293A
    • 2015-03-23
    • JP2013189283
    • 2013-09-12
    • Jfeエンジニアリング株式会社Jfe Engineering Corp
    • KUNUGI AKIRATSUJI TAKESHIFUCHIGAMI KOJIFUJIWARA SHIGEKIWATANABE ERI
    • C02F1/44B01D61/00B01D61/58C02F1/52
    • 【課題】温度感応性薬剤を誘引物質として用いた順浸透法による淡水の製造方法において、加温によって凝集した温度感応性薬剤を効率よく分離する。【解決手段】被処理水1と、温度感応性薬剤の水溶液に凝集用固体粒子を添加した誘引溶液4を半透膜3を介して接触させ、被処理水1中の水を半透膜3を通して誘引溶液4に移動させ、水で希釈された希釈誘引溶液5と膜濃縮水2を得る順浸透工程10と、希釈誘引溶液5を誘引溶液4の曇点以上まで加温する加温工程16,14と、加温工程で凝集した温度感応性薬剤を含む希釈誘引溶液5を、温度感応性薬剤の凝集液と凝集用固体粒子を含有する下層液7と水を主体とする上層液6とに相分離する工程と、分離された下層液7を誘引溶液の曇点以下の温度まで冷却した後、順浸透装置10へ循環し、誘引溶液4として再使用する冷却工程16と、分離された上層液6を膜処理し、膜ろ過水8を得る膜処理工程12を有する。【選択図】図1
    • 要解决的问题:通过使用基于使用温度敏感性化学品作为诱导物质的正向渗透法的淡水制造方法来有效地分离,作为加热结果絮凝的温度敏感化学品。解决方案:提供的方法包括 通过半透膜3与处理对象水1接触的正向渗透步骤10和通过将添加用于絮凝的固体颗粒添加到水性温度敏感性化学溶液中而获得的诱导溶液4,在处理对象内移动水 水1通过半透膜3进入诱导溶液4,得到用水稀释的稀释诱导溶液5和浓缩水2; 加热步骤16和14,最终在等于或高于诱导溶液4的浊点的温度下加热稀释的诱导溶液5; 将在加热步骤中絮凝的含温度敏感性的含化学物质的稀释诱导溶液5相分离成包括温度敏感化学品的絮凝液体和用于絮凝的固体颗粒的下层液体7的步骤,以及上层 液体6主要由水组成; 最终在等于或低于诱导溶液的浊点的温度下冷却分离的下层液体7的冷却步骤16,并且在循环到正向渗透步骤10之后,将其重新用作诱导溶液4 ; 以及对分离的上层液体6进行膜处理并获得膜过滤水体8的膜处理工序12。
    • 32. 发明专利
    • Hollow fiber membrane module
    • 中空纤维膜模块
    • JP2014184402A
    • 2014-10-02
    • JP2013061349
    • 2013-03-25
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • KUNUGI AKIRATSUJI TAKESHIFUCHIGAMI KOJIFUJIWARA SHIGEKIWATANABE ERI
    • B01D63/02B01D61/00C02F1/44
    • Y02A20/131
    • PROBLEM TO BE SOLVED: To provide a hollow fiber membrane module for reducing a pressure loss, even if a semipermeable membrane is used by a normal permeation method by using a high viscosity guiding solution.SOLUTION: The problem is solved by a normal permeation membrane treating hollow fiber membrane module for housing a plurality of hollow fiber membrane elements different in a hollow fiber membrane inner diameter in a hollow case, having a treatment water supply port and a discharge port of the guiding solution on one end of the hollow case and having a treatment water discharge port and a supply port of the guiding solution on the other end of the hollow case, that is, the normal permeation membrane treating hollow fiber membrane module for connecting the hollow case and the plurality of hollow fiber membrane elements so that the guiding solution flows on the inside of a hollow fiber membrane of the hollow fiber membrane elements different in the plurality of hollow fiber membrane inner diameters and treatment water flows on the outside of the hollow fiber membrane and connecting the plurality of hollow fiber membrane elements from the supply port side of the guiding solution in large order of the hollow fiber membrane inner diameters.
    • 要解决的问题:为了提供一种用于降低压力损失的中空纤维膜组件,即使通过使用高粘度导向溶液的正常渗透法使用半透膜也是如此。解决方案:问题是通过正常的渗透膜处理 中空纤维膜组件,用于容纳中空壳体中的中空纤维膜内径不同的多个中空纤维膜元件,在中空壳的一端具有处理供水口和引导溶液的排出口,并具有 处理水排出口和引导溶液的供给口在中空壳体的另一端,即用于连接中空壳体和多个中空纤维膜元件的正常渗透膜处理中空纤维膜组件,使得引导 溶液在多个中空纤维膜不同的中空纤维膜元件的中空纤维膜的内部流动 内径和处理水在中空纤维膜的外侧流动,并且以引导溶液的供给口侧大量中空纤维膜内径的顺序连接多个中空纤维膜元件。
    • 33. 发明专利
    • Apparatus and method for treating ballast water
    • 用于处理压载水的装置和方法
    • JP2013043107A
    • 2013-03-04
    • JP2011181094
    • 2011-08-23
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • FUJIWARA SHIGEKIHIRAYAMA ATSUSHIFUCHIGAMI KOJITSUJI TAKESHINAGAFUJI MASANORIOKAMOTO YUKIHIKO
    • C02F1/50C02F1/76
    • PROBLEM TO BE SOLVED: To provide an apparatus and a method for treating ballast water, by which a bactericide supply amount can be suppressed to a necessary minimum level corresponding to quality of withdrawn seawater.SOLUTION: A bactericide supply amount controller 6 is provided with: a UV absorption spectrometer 21 for measuring UV absorbancy of withdrawn seawater; a storage means 23 for storing a correspondence relationship between the UV absorbancy of seawater and bactericide concentration, necessary for killing treatment of living things in the seawater and for suppressing regrowth of the living things stored in a ballast tank; an operation means 24 for calculating the necessary supply amount of the bactericide, based on the correspondence relationship stored in the storage means 23 and the UV absorbancy measured by the UV absorption spectrometer 21; and a control means 25 for controlling a bactericide supply device 5 so as to supply a bactericide by the necessary supply amount of the bactericide calculated by the operation means 24.
    • 要解决的问题:提供一种处理压载水的装置和方法,通过该装置和方法,可以将杀菌剂供应量抑制到与撤回的海水的质量相应的必要的最低水平。 解决方案:杀菌剂供应量控制器6设置有:用于测量撤回的海水的UV吸收的UV吸收光谱仪21; 用于存储海水的紫外线吸收和杀菌剂浓度之间的对应关系的存储装置23,其用于杀死海水中的生物的处理以及抑制存储在压载舱中的生物的再生长所必需的; 基于存储装置23中存储的对应关系和由紫外线吸收光谱仪21测量的紫外线吸收量,计算杀菌剂所需的供给量的操作装置24; 以及控制装置25,用于控制杀菌剂供应装置5,以便通过由操作装置24计算的必要的杀菌剂供应量来供应杀菌剂。版权所有(C)2013,JPO&INPIT
    • 34. 发明专利
    • Solid-liquid separation system and method for controlling the same
    • 固液分离系统及其控制方法
    • JP2012005930A
    • 2012-01-12
    • JP2010142207
    • 2010-06-23
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • SAKAI ITARUTSUJI TAKESHI
    • C02F11/12B01D21/30B01D29/17B01D29/25B01D29/37C02F11/14
    • PROBLEM TO BE SOLVED: To provide a solid-liquid separation system and method for controlling the system capable of adequately regulating the amount of a flocculant to be added by accurately determining whether the flocculation state of flocculated sludge is preferable in a solid-liquid separation system in which the flocculant is added to and mixed with the sludge to form the flocculated sludge, which is then dehydrated with a screw press dehydrator.SOLUTION: The flow rate of the dehydration filtrate discharged through a filtering screen 5c of the screw press dehydrator 5 is measured by a flow meter 6 and the solid matter concentration in the dehydration filtrate is also measured by a solid matter concentration meter 7. A controller 8 determines whether the flocculation state of the flocculated sludge is preferable from the measured value of the flow rate and the solid matter concentration. On the basis of the determination, the operation of a flocculant supply pump 3 is regulated to adjust the amount of the flocculant to be supplied (added) to a flocculation reaction device 2.
    • 要解决的问题:提供一种固液分离系统和方法,用于通过准确地确定絮凝污泥的絮凝状态是否优于固体分散系统来控制能够适当地调节添加的絮凝剂的量的系统。 其中将絮凝剂加入并与污泥混合以形成絮凝污泥,然后用螺杆压榨脱水器脱水。 解决方案:通过流量计6测量通过螺杆压力脱水器5的过滤网5c排出的脱水滤液的流量,并且通过固体物质浓度计7测量脱水滤液中的固体物质浓度 控制器8根据流量和固体物质浓度的测定值来判定絮凝污泥的絮凝状态是否优选。 在确定的基础上,调节絮凝剂供应泵3的操作,以调节絮凝反应装置2供应(添加)的絮凝剂的量。版权所有:(C)2012,JPO&INPIT
    • 35. 发明专利
    • Air diffuser
    • 空气扩散器
    • JP2011218265A
    • 2011-11-04
    • JP2010088217
    • 2010-04-07
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • KUNUGI AKIRATSUJI TAKESHISAKAI ITARU
    • C02F3/20B01F3/04B01F5/06B01F15/00
    • Y02W10/15
    • PROBLEM TO BE SOLVED: To properly rinse each of air diffusing parts by supplying blow water in an air diffuser having a plurality of air diffusing parts.SOLUTION: The air diffuser is provided with a blow water-supplying implement 4 for supplying blow water to an air supply piping 1 having a plurality of air diffusing parts 2, and each air diffusing part 2 has a suction nozzle pipe 20 and an air diffusing plate 21 connected to the upper end of the nozzle pipe 20. The partition plates 5 for banking up the blow water by partitioning the lower area of a pipe inner cross-section in a pipe diameter direction are installed at a plurality of positions leaving space in the longitudinal direction within the air supply piping 1, and the spaces 6 partitioned by the plates 5 for banking up and holding the blow water are provided each air diffusing part 2. Since the blow water banked up and held in the spaces 6 is supplied to the nozzle pipe 20 of each air diffusing part 2, a definite amount of the blow water can be supplied to each air diffusing part 2 regardless of a clogging degree of the air diffusing plate of each diffusing part 2.
    • 要解决的问题:通过在具有多个空气扩散部分的空气扩散器中提供吹送水来适当冲洗每个空气扩散部分。 解决方案:空气扩散器设置有用于向具有多个空气扩散部分2的空气供应管道1供应吹送水的吹风供水装置4,并且每个空气扩散部分2具有吸嘴管20和 连接到喷嘴管20的上端的空气扩散板21.通过将管内侧横截面的下部区域沿管径方向分隔而形成的分隔板5安装在多个位置 在供气管道1内沿长度方向留出空间,并且由板5隔开的用于堆积和保持吹送水的空间6设置在每个空气扩散部分2中。由于吹入水堆积并保持在空间6中 被供给到每个空气扩散部2的喷嘴管20,无论每个扩散部2的空气扩散板的堵塞程度如何,都可以向每个空气扩散部2供应一定量的吹送水。 GHT:(C)2012,JPO&INPIT
    • 38. 发明专利
    • Rainwater utilization system
    • 雨水利用系统
    • JP2011121013A
    • 2011-06-23
    • JP2009281740
    • 2009-12-11
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • FUCHIGAMI KOJITSUBONE TOSHIAKITSUJI TAKESHI
    • C02F1/44B01D61/12B01D61/22B01D61/58
    • PROBLEM TO BE SOLVED: To provide a system for manufacturing clean water or reclaimed water, capable of taking immediate measures even when membrane breakage or the like occurs in a water treatment apparatus.
      SOLUTION: This manufacturing system includes a raw water catch tank for catching collected rainwater and a water treatment apparatus which cleans collected water and manufactures clean water and/or reclaimed water, and is structured so that the water treatment apparatus has a microfilter filter and reverse osmosis membrane apparatus, a turbidity sensor is installed on the downstream side of the microfilter filter and a conductometric meter is installed on the downstream side of the reverse osmosis membrane apparatus to monitor the concentration and electric conductivity of each of suspended matter components, and so that, upon the detection of an abnormal value, the valve on a pipe on the downstream side of the microfilter filter or the reverse osmosis membrane apparatus is closed.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种用于制造清洁水或再生水的系统,即使在水处理设备中发生膜断裂等时也能立即采取措施。 解决方案:该制造系统包括用于捕集收集的雨水的原水捕集罐和用于清洁收集的水并制造清洁水和/或再生水的水处理装置,并且构造成使得水处理装置具有微过滤器 和反渗透膜装置,在微滤器过滤器的下游侧安装浊度传感器,在反渗透膜装置的下游侧设置电导计,以监测各悬浮物成分的浓度和电导率, 使得在检测到异常值时,微滤器过滤器或反渗透膜装置的下游侧的管上的阀关闭。 版权所有(C)2011,JPO&INPIT
    • 39. 发明专利
    • System for utilizing rain water
    • 雨水利用系统
    • JP2011121003A
    • 2011-06-23
    • JP2009280849
    • 2009-12-10
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • TSUBONE TOSHIAKIFUCHIGAMI KOJITSUJI TAKESHI
    • C02F1/44B01D61/02
    • PROBLEM TO BE SOLVED: To provide a system for utilizing rain water, in which a method, is established, for treating the condensate to be discharged when rain water is treated by a reverse osmosis membrane so that the treated rain water can be supplied stably even as drinking water.
      SOLUTION: The system for utilizing rain water includes: treating the collected rain water to the level that the treated rain water satisfies standards for recycled wastewater; treating a part of the treated rain water by the reverse osmosis membrane; supplying a liquid permeated through the reverse osmosis membrane as drinking water; and returning the condensate, which is not permeated through the reverse osmosis membrane, to a miscellaneous water line.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种利用雨水的系统,其中建立了一种方法,用于在通过反渗透膜处理雨水时处理要排出的冷凝物,使得经处理的雨水可以 甚至作为饮用水稳定供应。 解决方案:雨水利用系统包括:将收集的雨水处理至处理后的雨水达到回收废水标准的水平; 用反渗透膜处理一部分经处理的雨水; 供应透过反渗透膜的液体作为饮用水; 并将未透过反渗透膜的冷凝物返回到各种水线。 版权所有(C)2011,JPO&INPIT
    • 40. 发明专利
    • Air diffuser
    • 空气扩散器
    • JP2009172583A
    • 2009-08-06
    • JP2008293972
    • 2008-11-18
    • Jfe Engineering CorpJfeエンジニアリング株式会社
    • NAGAFUJI MASANORITSUJI TAKESHISAKAI ITARUOHASHI KAZUAKIYAMAMOTO MINORU
    • C02F3/20
    • B01F3/04262B01F3/04269B01F2003/04177B01F2003/04297B01F2003/04361C02F3/20Y02W10/15
    • PROBLEM TO BE SOLVED: To provide an air diffuser which has pores capable of achieving a high oxygen transfer efficiency, hardly causes clogging, and enables long-term stable operation. SOLUTION: The air diffuser comprises: air diffusing plates 4 having pores and disposed in an aeration tank 12; diffusing air supply piping 3 connected to the air diffusing plates 4; an aerator 2 connected to the diffusing air supply piping 3 through a check valve 15 to supply diffusing air to the diffusing air supply piping 3; insertion pipes 7 each in which one end communicates with the air diffusing plate 4 and the other end is inserted into the diffusing air supply piping 3; a blow water supply means 5 for supplying blow water into the diffusing air supply piping 3; and a high-pressure air supply means 16 for supplying air having a higher pressure than that of the diffusing air to a downstream side of the check valve 15 in the diffusing air supply piping 3. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供具有能够实现高氧转移效率的孔的空气扩散器,几乎不引起堵塞,并且能够长期稳定地操作。 解决方案:空气扩散器包括:具有孔的空气扩散板4并设置在曝气池12中; 连接到空气扩散板4的扩散空气供应管道3; 通过止回阀15连接到扩散空气供给管3的充气器2,以向扩散空气供给管3供给扩散空气; 插入管7,其一端与空气扩散板4连通,另一端插入扩散空气供给管3; 用于向扩散空气供给管道3供给吹入水的吹出水供给单元5; 以及高压空气供给装置16,用于将扩散空气的压力高于空气的空气供给到扩散空气供应管道3中的止回阀15的下游侧。版权所有(C)2009,JPO&INPIT