Onno Kramer
Onno Kramer
Water technologist at Waternet
Verified email at - Homepage
Cited by
Cited by
Circular economy in drinking water treatment: reuse of ground pellets as seeding material in the pellet softening process
MJA Schetters, JP Van Der Hoek, OJI Kramer, LJ Kors, LJ Palmen, B Hofs, ...
Water Science and Technology 71 (4), 479-486, 2015
Improvement of the Richardson-Zaki liquid-solid fluidisation model on the basis of hydraulics
OJI Kramer, PJ de Moel, ET Baars, WH van Vugt, JT Padding, ...
Powder Technology 343, 465-478, 2019
Model-based operational constraints for fluidised bed crystallisation
KM Van Schagen, LC Rietveld, R Babuška, OJI Kramer
Water research 42 (1-2), 327-337, 2008
Twenty years of experience with central softening in Netherlands: Water quality, environmental benefits, and costs
J Hofman, O Kramer, JP van der Hoek, M Nederlof, M Groenendijk
International Symposium on Health Aspects of Calcium and Magnesium in …, 2006
Carbon footprint of drinking water softening as determined by life cycle assessment
M Beeftink, B Hofs, O Kramer, I Odegard, A van der Wal
Journal of cleaner production 278, 123925, 2021
Improvement of voidage prediction in liquid-solid fluidized beds by inclusion of the Froude number in effective drag relations
OJI Kramer, JT Padding, WH van Vugt, PJ de Moel, ET Baars, ES Boek, ...
International Journal of Multiphase Flow 127, 103261, 2020
Accurate voidage prediction in fluidisation systems for full-scale drinking water pellet softening reactors using data driven models
OJI Kramer, PJ de Moel, JT Padding, ET Baars, YMF El Hasadi, ES Boek, ...
Journal of Water Process Engineering 37, 101481, 2020
Model-based prediction of fluid bed state in full-scale drinking water pellet softening reactors
OJI Kramer, MA Jobse, ET Baars, AWC van der Helm, MG Colin, LJ Kors, ...
The Royal Dutch Water Association and the International Water Association …, 2015
New hydraulic insights into rapid sand filter bed backwashing using the Carman–Kozeny model
OJI Kramer, PJ de Moel, JT Padding, ET Baars, SB Rutten, AHE Elarbab, ...
Water Research 197, 117085, 2021
Optimal operation of the pellet softening process
LC Rietveld, KM van Schagen, OJI Kramer
AWWA Inorganic contaminants workshop, 1-14, 2006
Forces acting on bubbles
O Kramer
University of Twente,(E-mail: onno@ kramersite. nl), 2000
Experimental and numerical insights into heterogeneous liquid-solid behaviour in drinking water softening reactors
TMJ Nijssen, OJI Kramer, PJ de Moel, J Rahman, JP Kroon, P Berhanu, ...
Chemical Engineering Science: X 11, 100100, 2021
An improved kinetic model and optimized configurations for pellet softening: Modeling and optimization of pellet softening process in drinking water treatment
R Sobhan
An improved model of calcium carbonate crystallization: An improved kinetics-model for the calcium carbonate crystallization in the fluidized bed softening reactors at the …
E Chiou
Hydraulic modelling of liquid-solid fluidisation in drinking water treatment processes
OJI Kramer
Fluidisation characteristics of granular activated carbon in drinking water treatment applications
OJI Kramer, C van Schaik, PDR Dacomba-Torres, PJ de Moel, ES Boek, ...
Advanced Powder Technology 32 (9), 3174-3188, 2021
Can terminal settling velocity and drag of natural particles in water ever be predicted accurately?
OJI Kramer, PJ de Moel, SKR Raaghav, ET Baars, WH van Vugt, ...
Drinking Water Engineering and Science 14 (1), 53-71, 2021
Plant wide chemical water stability modelling with PHREEQC for drinking water treatment
AWC Van der Helm, OJI Kramer, JFM Hooft, PJ De Moel
IWC 2nd International Water Conference: New Developments in IT & Water …, 2015
Production, use and reuse of Dutch calcite in drinking water pellet softening
LJ Palmen, MJA Schetters, JP van der Hoek, OJI Kramer, LJ Kors, B Hofs, ...
Poster session presented at IWA world water congress and exhibition, Lisbon …, 2014
A novel sensor measuring local voidage profile inside a fluidised bed reactor
OJI Kramer, C van Schaik, JJ Hangelbroek, PJ de Moel, MG Colin, ...
Journal of Water Process Engineering 42, 102091, 2021
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