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Downloads |
Date |
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| A-VALUE | Connects A-value, membrane flux and element flux. Download spreadsheet (a-value.zip) |
description | 20220530 |
| Apparent permeability. | Calculation of the so-called Apparent Permeability. (See Definitions Handbook). Download spreadsheet (apparent permeability.zip) |
description | 20220530 |
| Condensate RO permeate |
Treatment of evaporator condensate and RO permeate for production of high quality water. Download text (Condensate.zip) |
description | 20220530 |
| Definitions Handbook |
Most buzzwords in membrane filtration are explained. Download text (definitions.zip) |
description | 20220530 |
| Diafiltration |
Calculation about diafiltration volume, when the TDS is defined. Calculation about TDS when diafiltration volume is defined. Download spreadsheet (diafiltration.zip) | description | 20220530 |
| Disinfection | Various points of view about disinfection. Download text (Disinfection.zip) |
description | 20220530 |
| Curve fitting | Curve fitting including hyperbolic, linear, logarithmic and log-log. Especially the hyperbolic curve fitting is unusual and very usefull. Download curve fitting |
description | 20220530 |
| Membrane Filtration Handbook | 1995 version. See front home page for new version. Practical tips and hints. No theory. Only practical observations. Download Handbook |
description | 20220530 |
| Osmotic pressure | Estimate osmotic pressure. Download spreadsheet (osmotic pressure.zip) |
description | 20220530 |
| Oxidizers and pH | Brief discussion of the effect of common oxidizers and of extreme pH on thin film membranes. Download text (oxidizers_and_pH.zip) |
description | 20220530 |
| Pilot Testing handbook | Simple guide lines to testwork with membranes. Download text (pilottest05.zip) |
description | 20220530 |
| Pretreatment handbook | Suggestions for pretreatment. Download text (pretreat-6.zip) |
description | 20220530 |
| presure drop in spirals |
Estimation of pressure drop in spiral wound elements. Download spreadsheet (pressure drop in spirals.zip) |
description | 20220530 |
| TDS and ºBrix | Discussion of the relation between TDS and ºBrix Download text (TDS.ZIP) |
description | 20220530 |
| Temperature correcting factor | Calculate how water flux changes as function of temperature. Download spreadsheet (Temperature correction.zip) |
description | 20220530 |
| Wagner units | What are the true limits for operating pressure and opeating temperature?
This is one way to get a good idea. Download a Wagner diagram (wagnerdiagram-4.zip) |
description | 20220530 |
| Viscosity of water | Viscosity of water as function of temperature Download spreadsheet (Water viscosity.zip) |
description | 20220530 |
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