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    • 1. 发明申请
    • SPIRAL MEMBRANE ELEMENT
    • 螺旋膜元件
    • US20090065426A1
    • 2009-03-12
    • US12282550
    • 2007-03-09
    • Katsumi IshiiShinichi ChikuraHideki MatsudaMasashi BeppuHiroki FujiokaYasuhiro Uda
    • Katsumi IshiiShinichi ChikuraHideki MatsudaMasashi BeppuHiroki FujiokaYasuhiro Uda
    • B01D63/10B01D63/06B32B37/14
    • B01D63/103B01D63/10
    • An object of the present invention is to provide a spiral membrane element that can improve the barrier property of a fiber reinforced plastic layer having a fiber roll as a reinforcing phase and that can effectively prevent occurrence of cracks. The spiral membrane element of the present invention is a spiral membrane element containing a cylindrical roll R in which a separation membrane, a feed-side flow passageway member, and a permeate-side flow passageway member are spirally wound in a laminate state around a perforated center tube 5 and in which a sealing part for preventing mixing of feed-side fluid and permeate-side fluid is disposed, wherein a fiber reinforced plastic layer 26 having a fiber roll as a reinforcing phase is formed on the outer circumferential side of said cylindrical roll R, and a plastic layer 24 is disposed in the inner part or on the inner side of the fiber reinforced plastic layer 26 approximately over the entire length and approximately over the entire circumference of the fiber reinforced plastic layer 26.
    • 本发明的目的是提供一种螺旋膜元件,其可以提高具有纤维辊作为增强相的纤维增强塑料层的阻隔性,并且能够有效地防止裂纹的发生。 本发明的螺旋膜元件是包含圆筒形辊R的螺旋膜元件,其中分离膜,进料侧流动通道构件和渗透侧流动通道构件以层压状态螺旋卷绕在穿孔 中心管5,其中设置有用于防止进料侧流体和渗透侧流体混合的密封部分,其中在所述圆柱体的外圆周侧上形成有作为增强相的纤维辊的纤维增强塑料层26 辊R,塑料层24设置在纤维增强塑料层26的内部或内侧,大致在纤维增强塑料层26的整个长度和大致整个圆周上。
    • 3. 发明申请
    • Spiral Separation Membrane Element
    • 螺旋分离膜元件
    • US20080190836A1
    • 2008-08-14
    • US11722659
    • 2006-10-26
    • Masashi BeppuShinichi Chikura
    • Masashi BeppuShinichi Chikura
    • B01D63/10
    • B01D63/10B01D2313/143
    • A spiral-type separation membrane element is provided that can reduce the pressure loss caused by the transmitted water flow within a water-collecting tube without changing the outer diameter and the inner diameter of the water-collecting tube. In a spiral-type separation membrane element in which a separation membrane, a feed-side flow passageway member, and a permeate-side flow passageway member are wound in a spiral form around a porous water-collecting tube in a laminated state, the characteristic feature lies in that said feed-side flow passageway member 2 includes a net-constituting thread 2a in a direction tilted relative to a feed solution flow direction; the net-constituting thread 2a has a cross-sectional part such that a thread diameter X in a direction parallel to a feed solution flow plane is larger than a thread diameter Y in a direction perpendicular to the feed solution flow plane; and a central part P1 between intersection parts of the net-constituting thread 2a is made to have a thread diameter Y smaller than that of an intersection part P2.
    • 提供一种螺旋型分离膜元件,其可以在不改变集水管的外径和内径的情况下减少由集水管内的水流引起的压力损失。 在分层膜,进料侧流路构件和渗透侧流路构件以螺旋形状缠绕在层叠状态下的多孔集水管的螺旋型分离膜元件中,特征在于, 特征在于所述进料侧流动通道构件2在相对于进料流体流动方向倾斜的方向上包括网状构件螺纹2a; 网构成螺纹2a具有横截面部分,使得在与进料液流平面平行的方向上的螺纹直径X大于在与进料溶液流动平面垂直的方向上的螺纹直径Y; 并且构成网构件2a的交叉部分之间的中心部分P 1的螺纹直径Y比交叉部分P 2小。
    • 8. 发明授权
    • Spiral membrane module
    • 螺旋膜组件
    • US08034241B2
    • 2011-10-11
    • US12158654
    • 2006-12-21
    • Masashi BeppuYasuhiro UdaShinichi ChikuraKentaro Yamamoto
    • Masashi BeppuYasuhiro UdaShinichi ChikuraKentaro Yamamoto
    • B01D63/10B01D63/00
    • B01D63/106B01D63/12B01D2313/02B01D2313/04
    • A spiral membrane module where membrane elements are easily connected to each other and the connection thereof is prevented from being loosened. The spiral membrane elements (20) are each formed in multiple layers by winding membranes and channel materials around a center tube (3) having holes and are received in a pressure vessel (10) such that they are connected in series with connection mechanisms (J) placed between the membrane elements (20). Each connection mechanism (J) has a movable member (M) installed at either the upstream side end part or the downstream side end part of each membrane element (20) and having an engagement part (9d) engageable with the other of the upstream side end or the downstream side end. The movable member (M) has a contact part (9c) coming into contact with the inner wall (10a) of the pressure vessel (10) and locking the engagement by the engagement part (9d).
    • 膜元件易于彼此连接并且防止其连接松动的螺旋膜组件。 螺旋膜元件(20)各自通过在具有孔的中心管(3)周围缠绕膜和通道材料而形成为多层,并且被容纳在压力容器(10)中,使得它们与连接机构(J )放置在膜元件(20)之间。 每个连接机构(J)具有安装在每个膜元件(20)的上游侧端部或下游侧端部的可动件(M),并且具有可与上游侧的另一个接合的接合部(9d) 末端或下游侧端。 可动构件(M)具有与压力容器(10)的内壁(10a)接触并且通过接合部(9d)锁定接合的接触部(9c)。
    • 9. 发明授权
    • Spiral membrane element and process for producing the same
    • 螺旋膜元件及其制造方法
    • US07998348B2
    • 2011-08-16
    • US12282138
    • 2007-03-07
    • Shinichi ChikuraKatsumi IshiiHideki MatsudaMasashi BeppuHiroki FujiokaYasuhiro Uda
    • Shinichi ChikuraKatsumi IshiiHideki MatsudaMasashi BeppuHiroki FujiokaYasuhiro Uda
    • B01D63/10B01D61/00
    • B01D63/103B01D63/10B01D65/003B01D2313/04B01D2313/146
    • An object of the present invention is to provide a spiral membrane element that can form a uniform fiber reinforcement layer on an outer circumferential surface by a simple process without a great change in the materials, as well as a process for producing the same. The spiral membrane element of the present invention is a spiral membrane element which is provided with a cylindrical roll R in which a separation membrane, a feed-side flow passageway member, and a permeate-side flow passageway member 3 are spirally wound in a laminate state around a perforated center tube 5 and in which a sealing part for preventing mixing of feed-side fluid and permeate-side fluid is disposed, wherein at least one sheet of the permeate-side flow passageway member 3 has a fiber cloth 23a extended or connected to the outer circumferential side, and the fiber cloth 23a is wound around an outer circumference of said cylindrical roll R, impregnated with a resin and hardened to thereby form a fiber reinforcement layer.
    • 本发明的目的在于提供一种能够通过简单的工艺在外周面上形成均匀的纤维增强层的螺旋膜元件,而不会产生很大的变化,以及其制造方法。 本发明的螺旋膜元件是具有圆筒形辊R的螺旋膜元件,其中分离膜,进料侧流动通道构件和渗透侧流动通道构件3螺旋卷绕在层压体 在其中设置有用于防止进料侧流体和渗透侧流体混合的密封部,其中至少一片渗透侧流动通道构件3具有延伸的纤维布23a或 连接到外周侧,并且纤维布23a缠绕在所述圆柱形辊R的外圆周上,浸渍树脂并硬化,从而形成纤维增强层。