TM710D 4 英寸低壓反滲透膜元件
TM710D 是采用新的材料及生產(chǎn)技術(shù)的一款高脫鹽率、高產(chǎn)水量、耐化學(xué)清洗的膜元
件。有效膜面積為 87 平方英尺，給水流道 31mil。適合于含鹽量 10000ppm 以下的苦咸
水淡化，以及微污染地表水的脫鹽、冷卻循環(huán)排污水的回用等各種小型水處理應(yīng)用領(lǐng)域。
TM710D 具有寬泛的清洗 pH 值范圍（pH1~13），可以快速有效的解決膜元件的污染
問題；反滲透膜片能夠承受一定范圍內(nèi)，由于操作失誤等原因造成的輕微余氯泄露事故，
提高了系統(tǒng)的安全性。
2.1 膜元件性能規(guī)范
膜元件型號
標(biāo)準(zhǔn)脫鹽率
%
透過水量
gpd (m3
/d)
有效膜面積
ft2 (m2
)
給 水 流 道 寬 度
(mil)
TM710D 99.8 2,600 (9.8) 87 (8) 31
測試條件： 操作壓力 225 psi (1.55MPa)
測試液溫度 77 ?Ｆ (25℃)
測試液濃度 2000 mg/L (as NaCl)
單只膜元件水回收率 15％
測試液 pH 7
單支膜元件低脫鹽率 99.65％
小透過水量 2,150 gpd (8.2m
3
/d)
2.2 使用極限條件
高操作壓力········································································600psi (4.1MPa)
高進水溫度········································································113 ?Ｆ(45 ℃)
大進水 SDI·········································································5
進水自由氯濃度·····································································＜0.1ppm
連續(xù)運行時進水 pH 范圍··························································2－11
化學(xué)清洗時進水 pH 范圍··························································1－13
單個膜元件大壓力損失··························································15psi (0.1MPa)
單個膜組件大壓力損失··························································50psi (0.34MPa)

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