نتایج جستجو برای: cross flow filtration
تعداد نتایج: 988000 فیلتر نتایج به سال:
date juice was treated by cross- flow ultra-filtration with molecular weight cut-off (mwco) of 5 kda. optimized levels of feed brix, tmp and operation time were determined as 47.13, 82.11 psi and 30 min, respectively. under such conditions, 80.94% decolourisation and 97.78 % turbidity reduction were obtained while loss of glucose and fructose were estimated to be only 3.49% and 9.62%, respectiv...
Measurements of soluble iron species (organic and inorganic) are important for understanding the transport of iron within the ocean and its bioavailability. Recent developments in ultrafiltration equipment and analytical detection techniques for low level Fe determination has turned the spotlight on obtaining data on soluble iron species. However there have, until now, been few studies that hav...
Until now, the application of a combination biological, physical, and chemical methods to eliminate contaminants from rubber industry wastewater has not been reported. The purpose our investigation is analyze use membrane techniques effect pre-treatment industrial wastewater—pre-treatment by ozone on performance modified PES-nano ZnO membrane. Modified membranes were made with phase inversion b...
Stormwater management strategies increasingly recognise the need to emulate the pre-development flow regime, in addition to reducing pollutant concentrations and loads. However, it is unclear whether current design approaches for stormwater source-control techniques are effective in restoring the whole flow regime, and in particular low flows, towards their pre-development levels. We therefore ...
A method based on fluid dynamic gauging (FDG) was developed to investigate the membrane fouling behavior of streams containing dissolved wood components and small particles extracted using a mild steam explosion pretreatment. Industrially chipped softwood subjected saturated at 7 bar for 20 min, followed by cross-flow filtration liquors 10 kDa polysulfone membranes 2 transmembrane pressure. The...
This study is to offer a 1st insight in the use of membrane process for the purification and concentration of Vietnamese fruit juices: cashew apple (Anacardium occidentale Line.), dragon fruit (Cactus hémiépiphytes), pineapple (Ananas comosus), pomelo (Citrus grandis L.), and gac aril oil (Momordica cochinchinensis Spreng.). On a laboratory scale, the effect of different operating parameters su...
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