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東麗TM810C海水淡化膜進(jìn)水壓力
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東麗TM810C海水淡化膜進(jìn)水壓力
我們?cè)谑褂煤Kさ倪^(guò)程中,通常會(huì)注意進(jìn)水壓力這個(gè)參數(shù)值,為了保障膜元件性能穩(wěn)定性,我們需要對(duì)此有所了解,今天就和大家介紹一下東麗TM810C海水淡化膜進(jìn)水壓力。
東麗TM810C海水淡化膜進(jìn)水條件
最高操作壓力··········································································1200psi (8.3MPa)
最高進(jìn)水溫度···········································································113 ?F(45℃)
最大進(jìn)水 SDI············································································5
進(jìn)水自由氯濃度········································································檢測(cè)不到
連續(xù)運(yùn)行時(shí)進(jìn)水 pH 范圍·····························································2-11
化學(xué)清洗時(shí)進(jìn)水 pH 范圍·····························································1-12
單個(gè)膜元件最大壓力損失····························································15psi (0.10 MPa)
單個(gè)膜組件最大壓力損失····························································50psi (0.34 MPa)
進(jìn)水壓力推薦
海水淡化膜:40-45kg/cm^2
低壓膜:8-10kg/cm^2
超低壓膜:6-8kg/cm^2
高壓膜:12-15kg/cm^2
以上參數(shù)僅供參考,具體以實(shí)際情況為準(zhǔn)。
進(jìn)水壓力會(huì)影響膜元件的產(chǎn)水通量和脫鹽率,透水量隨進(jìn)水壓力的提高而增加,由于反滲透膜不可能絕對(duì)截留進(jìn)水中的溶解鹽類,因此隨著壓力的增加總有一定量的透過(guò),因?yàn)槟ね高^(guò)水的速率比傳遞鹽類的速率快,這種透鹽率的增加得到迅速地克制。所以,應(yīng)根據(jù)各種膜的性能來(lái)考慮反滲透進(jìn)水壓力。進(jìn)水壓力的選擇還取決于膜的透水性能和水的回收率。

哪有因素會(huì)導(dǎo)致進(jìn)水壓力不穩(wěn)定
一、給水壓力過(guò)高
1、高壓泵出口門(mén)調(diào)節(jié)不當(dāng)。
2、從高壓泵到反滲透器之間的管道堵塞。
3、濃水調(diào)節(jié)門(mén)關(guān)閉過(guò)緊或堵塞,濃水排放流量小。
4、回收率過(guò)低。
二、給水壓力過(guò)低
1、系統(tǒng)泄漏。
2、高壓泵入口水壓力不足或泵漏水、漏氣。
3、精密過(guò)濾器濾芯污堵。
4、高壓泵故障。
以上就是東麗TM810C海水淡化膜進(jìn)水壓力的介紹,進(jìn)水壓力不穩(wěn)定會(huì)影響產(chǎn)水水質(zhì),因此在日常使用中要及時(shí)記錄這些參數(shù)值,及時(shí)發(fā)現(xiàn)問(wèn)題解決。
Toray膜專業(yè)代理日本東麗膜元件,主營(yíng)產(chǎn)品包括東麗反滲透膜、海水淡化膜、納濾膜、超濾膜、MBR平板膜。我們承諾:我司所有東麗膜產(chǎn)品,均由原廠發(fā)貨,100%正品保障,Toray膜致力于為廣大顧客提供性價(jià)比更佳,質(zhì)量更優(yōu),服務(wù)更全的產(chǎn)品。
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