Search Results - "Hofman, J.A.M.H"

Removal of pharmaceuticals from WWTP effluent: Removal of EfOM followed by advanced oxidation by Hofman-Caris, C.H.M., Siegers, W.G., van de Merlen, K., de Man, A.W.A., Hofman, J.A.M.H.

“…[Display omitted] •WWTP effluent contains up to 20mg/L dissolved non-biodegradable organic matter.•IEX can remove the humic acid fraction of effluent organic…”
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Removal of pesticides and other micropollutants with cellulose-acetate, polyamide and ultra-low pressure reverse osmosis membranes by Hofman, J.A.M.H., Beerendonk, E.F., Folmer, H.C., Kruithof, J.C.

“…In 1995 several membrane manufacturers started to sell ultra low-pressure reverse osmosis membranes. The specifications of these membranes indicated that they…”
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Electrodialysis as an alternative for reverse osmosis in an integrated membrane system by van der Hoek, J.P., Rijnbende, D.O., Lokin, C.J.A., Bonné, P.A.C., Loonen, M.T., Hofman, J.A.M.H.

“…Amsterdam Water Supply investigated the possibilities of increasing the capacity of the production plant “Leiduin” from 70 to 83 million m 3/y. Three different…”
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Effects of phosphate addition on the removal of disinfection by-product formation potentials by biological activated carbon filtration by Wang, Feifei, Hu, Yulin, Pan, Jiazheng, Zhou, Jie, He, Chiquan, Hofman, J.A.M.H., Chu, Wenhai, van der Hoek, Jan Peter

“…In drinking water treatment plants (DWTPs), the widely used biological activated carbon filters (BACFs), as the last barrier before disinfection, can remove…”
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Developing a stochastic sewer model to support sewer design under water conservation measures by Bailey, O., Arnot, T.C., Blokker, E.J.M., Kapelan, Z., Vreeburg, J., Hofman, J.A.M.H.

“…•Stochastic sewer model will help understand effects of water conservation.•Increased modelling accuracy compared to traditional continuous sewer model.•Low…”
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Enhanced surface water treatment by ultrafiltration by Hofman, J.A.M.H., Beumer, M.M., Baars, E.T., van der Hoek, J.P., Koppers, H.M.M.

“…For capacity extension of one of the drinking water production plants of Amsterdam Water Supply, four treatment schemes applying ultrafiltration (UF) are…”
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Evaluation of different disinfection calculation methods using CFD by Wols, B.A., Hofman, J.A.M.H., Uijttewaal, W.S.J., Rietveld, L.C., van Dijk, J.C.

“…Computational Fluid Dynamics combined with a particle tracking technique provides valuable information concerning residence times and contact times in chemical…”
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systematic approach for the design of UV reactors using computational fluid dynamics by Wols, B.A, Hofman, J.A.M.H, Beerendonk, E.F, Uijttewaal, W.S.J, van Dijk, J.C

“…A wide variation exists in the geometries of UV reactors, which results in completely different hydrodynamics and therefore large differences with respect to…”
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The weaknesses of a k– ɛ model compared to a large-eddy simulation for the prediction of UV dose distributions and disinfection by Wols, B.A., Uijttewaal, W.S.J., Hofman, J.A.M.H., Rietveld, L.C., van Dijk, J.C.

“…CFD modelling has proven to be a powerful tool for the design of UV reactors. However, the validation of the hydraulics predicted by the CFD model remains a…”
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Evaluation of experimental techniques to validate numerical computations of the hydraulics inside a UV bench-scale reactor by Wols, B.A., Shao, L., Uijttewaal, W.S.J., Hofman, J.A.M.H., Rietveld, L.C., van Dijk, J.C.

“…Computational fluid dynamics (CFD) is widely used to predict the hydraulics in environmental systems, but the validity of these predictions continues to…”
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Fiber failure frequency and causes of hollow fiber integrity loss by Gijsbertsen-Abrahamse, A.J., Cornelissen, E.R., Hofman, J.A.M.H.

“…Ultrafiltration (UF) and microfiltration (MF) have been successfully applied in water treatment plants to remove particles, microorganisms and viruses. Up to 5…”
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Biofouling of membranes for drinking water production by Vrouwenvelder, H.S., van Paassen, J.A.M., Folmer, H.C., Hofman, Jan A.M.H., Nederlof, M.M., van der Kooij, D.

“…In three pilot plants in the Netherlands the performance of either nanofiltration or reverse osmosis in water treatment was studied. Operational problems…”
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Residence Time Distributions in Ozone Contactors by Wols, B.A., Uijttewaal, W.S.J., Rietveld, L.C., Stelling, G.S., van Dijk, J.C., Hofman, J.A.M.H.

“…The hydraulics in ozone systems, characterized by the residence time distribution, are investigated numerically as well as experimentally. The complex geometry…”
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Is direct nanofiltration with air fluxh an alternative for household water production for Amsterdam? by Bonné, P.A.C., Hiemstra, P., van der Hoek, J.P., Hofman, J.A.M.H.

“…Amsterdam is building a new housing estate IJburg. It will house 45,000 residents. A dual water supply system, supplying drinking water and household water to…”
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Scaling control of RO membranes and direct treatment of surface water by Bonné, P.A.C., Hofman, J.A.M.H., van der Hoek, J.P.

“…Since 1992 Amsterdam Water Supply has been conducting pilot-plant (2 × 9 m 3/h) research on the use of reverse osmosis (RO) for direct surface water treatment…”
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Retention of herbicides and pesticides in relation to aging of RO membranes by Bonné, P.A.C., Beerendonk, E.F., van der Hoek, J.P., Hofman, J.A.M.H.

“…Amsterdam Water Supply (AWS) intends to increase the capacity of the Leiduin production plant. In the existing plant (capacity 70×10 6 m 3/y) pretreated Rhine…”
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RO treatment: selection of a pretreatment scheme based on fouling characteristics and operating conditions based on environmental impact by van der Hoek, J.P., Hofman, J.A.M.H., Bonné, P.A.C., Nederlof, M.M., Vrouwenvelder, H.S.

“…Amsterdam Water Supply investigated the possibilities of increasing the capacity of the River Dune production plant from 70 to 83 million m 3/year. Two…”
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Is direct nanofiltration with air flush an alternative for household water production for Amsterdam? by BONNE, P. A. C, HIEMSTRA, P, VAN DER HOEK, J. P, HOFMAN, J. A. M. H

“…Amsterdam is building a new housing estate IJburg. It will house 45,000 residents. A dual water supply system, supplying drinking water and household water to…”
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Integrated multi-objective membrane systems for surface water treatment: pretreatment of reverse osmosis by conventional treatment and ultrafiltration by Kruithof, Joop C., Schippers, Jan C., Kamp, Peer C., Folmer, H.C., Hofman, Jan A.M.H.

“…Within the scope of this project funded by AWWARF and USEPA three very promising IMS's were identified for surface water treatment. This paper will cover some…”
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Integrated multi-objective membrane systems application of reverse osmosis at the Amsterdam Water Supply by Nederlof, Maarten M., Kruithof, Joop C., Hofman, Jan A.M.H., de Koning, Martin, van der Hoek, Jan-Peter, Bonné, Paul A.C.

“…Within the scope of a project funded by AWWARF and USEPA three very promising IMS's were identified for surface water treatment. This paper will cover some…”
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