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The spiral membrane element ã 'reverse osmosis, ma' ã membrane module 'reverse osmosis using said element and intended procedure separaciã' ã n by 'reverse osmosis integrating this method' module.
The spiral membrane element ã 'reverse osmosis, ma' ã membrane module 'reverse osmosis using said element and intended procedure separaciã' ã n by 'reverse osmosis integrating this method' module.
Membrane element spiral reverse osmosis (10), characterized in that: a plurality of reverse osmosis membranes in bag form (2), through elements filtrates (3) arranged inside said membranes reverse osmosis ( 2), and a plurality of liquid passage supply (4) interposed between said reverse osmosis membranes (2) are wound around an outer surface of a hollow tube (1) so that only the interiors of said reverse osmosis membranes (2) communicate with holes (1a) formed on the surface of said hollow tube (1); each of the said elements passing feed liquid (4) is a mesh element having a series of quadrilateral meshes formed by a plurality of linear elements crossing; two opposite points of convergence (7c, 7d) on four points of convergence (7c, 7d, 7e, 7f) of each of said quadrilateral meshes are set parallel to an axial direction of said hollow tube (1); and relationships are satisfied 2 mm = q X = q 5mm and X = Y q = q 1.8X where X denotes a distance between said points of convergence (7e, 7f) in a direction perpendicular to the axial direction of said hollow tube (1) and Y denotes a distance between said points of convergence (7c, 7d) in the axial direction of said hollow tube, characterized in that said step filtrates (3) comprises a woven or knitted fabric (8b) of 0.15 to 0.4 mm average thickness it is having a plurality of slots (8a) at least on one side and an element of liquid permeable fabric (8c) of 0 05 0.2 mm average thickness laid on the grooved surface of said woven or knitted fabric (8b).
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机译：膜元件螺旋反渗透（10），其特征在于：多个袋状反渗透膜（2），通过布置在所述膜内部的元素滤出液（3）反渗透（2），以及多个液体通道供应（ 4）将介于所述反渗透膜（2）之间的膜缠绕在中空管（1）的外表面上，使得仅所述反渗透膜（2）的内部与形成在所述中空表面上的孔（1a）连通。管（1）;每个通过进料液体（4）的所述元件是网状元件，其具有由多个线性元件交叉形成的一系列四边形网孔;每个所述四边形网格的四个会聚点（7c，7d，7e，7f）上的两个相对会聚点（7c，7d）平行于所述中空管（1）的轴向设置。并且满足关系2mm <= q X <= q 5mm并且X <= Y q <= q 1.8X其中X表示所述会聚点（7e，7f）在垂直于所述轴向的方向上的距离中空管（1），Y表示在所述中空管轴向上的所述会聚点（7c，7d）之间的距离，其特征在于，所述台阶滤液（3）包括0.15到1.5的机织或针织物（8b）。平均厚度为0.4毫米，它至少在一侧具有多个狭缝（8a），并且具有0 05的液体渗透性织物（8c）的元件平均厚度为0.2毫米，放置在所述机织或针织织物（8b）的开槽表面上。
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