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Journal Articles

Dissolved organic nitrogen (DON) during batch denitrification of low concentrations of nitrate using suspended and attached biomass

D. N. Brandão, H. Spanjers, J. B. van Lier
Water Sci Technol (2015) 72 (11): 1896–1902.
DOI: https://doi.org/10.2166/wst.2015.380
Date Online: 24 July 2015
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Journal Articles

Calculating pH in pig manure taking into account ionic strength

A. M. Nielsen, H. Spanjers, E. I. P. Volcke
Water Sci Technol (2008) 58 (10): 2067.
DOI: https://doi.org/10.2166/wst.2008.10Erratum
Date Online: 01 November 2008
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Journal Articles

Calculating pH in pig manure taking into account ionic strength

A. M. Nielsen, H. Spanjers, E. I. P. Volcke
Water Sci Technol (2008) 57 (11): 1785–1790.
DOI: https://doi.org/10.2166/wst.2008.099
Date Online: 01 June 2008
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Journal Articles

Automatic detection of exogenous respiration end-point using artificial neural network

I. Bisschops, H. Spanjers, K. Keesman
Water Sci Technol (2006) 53 (4-5): 273–281.
DOI: https://doi.org/10.2166/wst.2006.132
Date Online: 01 February 2006
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Journal Articles

Implementation of in-line infrared monitor in full-scale anaerobic digestion process

H. Spanjers, J.C. Bouvier, P. Steenweg, I. Bisschops, W. van Gils ...
Water Sci Technol (2006) 53 (4-5): 55–61.
DOI: https://doi.org/10.2166/wst.2006.110
Date Online: 01 February 2006
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Journal Articles

Instrumentation in anaerobic treatment – research and practice

H. Spanjers, J.B. van Lier
Water Sci Technol (2006) 53 (4-5): 63–76.
DOI: https://doi.org/10.2166/wst.2006.111
Date Online: 01 February 2006
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Journal Articles

Waste sizing solution as co-substrate for anaerobic decolourisation of textile dyeing wastewaters

I. Bisschops, A.B. dos Santos, H. Spanjers
Water Sci Technol (2005) 52 (1-2): 397–403.
DOI: https://doi.org/10.2166/wst.2005.0545
Date Online: 01 July 2005
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Journal Articles

Turbidity-based monitoring of particle concentrations and flocculant requirement in wastewater pre-treatment

A.R. Mels, H. Spanjers, A. Klapwijk
Water Sci Technol (2004) 50 (11): 173–178.
DOI: https://doi.org/10.2166/wst.2004.0685
Date Online: 01 December 2004
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Journal Articles

Respirometry techniques and activated sludge models

O. Benes, H. Spanjers, M. Holba
Water Sci Technol (2002) 46 (4-5): 1–6.
DOI: https://doi.org/10.2166/wst.2002.0537
Date Online: 01 August 2002
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Journal Articles

Modelling the competition between sulphate reducers and methanogens in a thermophilic methanol-fed bioreactor

H. Spanjers, J. Weijma, A. Abusam
Water Sci Technol (2002) 45 (10): 93–98.
DOI: https://doi.org/10.2166/wst.2002.0299
Date Online: 01 May 2002
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Journal Articles

Evaluation of control strategies using an oxidation ditch benchmark

A. Abusam, K.J. Keesman, H. Spanjers, G. van Straten, K. Meinema
Water Sci Technol (2002) 45 (4-5): 151–158.
DOI: https://doi.org/10.2166/wst.2002.0574
Date Online: 01 February 2002
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Journal Articles

Respirometry-based on-line model parameter estimation at a full-scale WWTP

H. Spanjers, G.G. Patry, K.J. Keesman
Water Sci Technol (2002) 45 (4-5): 335–343.
DOI: https://doi.org/10.2166/wst.2002.0619
Date Online: 01 February 2002
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Journal Articles

Status and future trends of ICA in wastewater treatment – a European perspective

U. Jeppsson, J. Alex, M.N. Pons, H. Spanjers, P.A. Vanrolleghem
Water Sci Technol (2002) 45 (4-5): 485–494.
DOI: https://doi.org/10.2166/wst.2002.0653
Date Online: 01 February 2002
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Journal Articles

Parameter estimation procedure for complex non-linear systems: calibration of ASM No.1 for N-removal in a full-scale oxidation ditch

A. Abusam, K. J. Keesman, G. van Straten, H. Spanjers, K. Meinema
Water Sci Technol (2001) 43 (7): 357–366.
DOI: https://doi.org/10.2166/wst.2001.0445
Date Online: 01 April 2001
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Journal Articles

Analysis of endogenous process behaviour

K. J. Keesman, H. Spanjers, G. van Straten
Water Sci Technol (1998) 37 (12): 227–235.
DOI: https://doi.org/10.2166/wst.1998.0546
Date Online: 01 June 1998
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Journal Articles

Dynamic modelling for operational design of a respirometer

É. Y. Giroux, H. Spanjers, G. G. Patry, I. Takács
Water Sci Technol (1996) 33 (1): 297–309.
DOI: https://doi.org/10.2166/wst.1996.0030
Date Online: 01 January 1996
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Journal Articles

On-Line Diagnosis of Do-Probe Condition in the Activated Sludge Process

H. Spanjers, G. Olsson
Water Sci Technol (1992) 26 (9-11): 2413–2416.
DOI: https://doi.org/10.2166/wst.1992.0750
Date Online: 01 November 1992
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Journal Articles

Validation of On-line Respiration Meter and its Applications by Computer Simulation

C-W. Kim, H. Spanjers, A. Klapwijk
Water Sci Technol (1992) 26 (5-6): 1355–1363.
DOI: https://doi.org/10.2166/wst.1992.0578
Date Online: 01 September 1992
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Journal Articles

Continuous Estimation of Short Term Oxygen Demand from Respiration Measurements

H. Spanjers, A. Klapwijk
Water Sci Technol (1991) 24 (7): 29–32.
DOI: https://doi.org/10.2166/wst.1991.0181
Date Online: 01 October 1991
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Journal Articles

Designing Experiments for Model Identification of the Nitrification Process

P. J. Ossenbruggen, H. Spanjers, H. Aspegren, A. Klapwijk
Water Sci Technol (1991) 24 (6): 9–16.
DOI: https://doi.org/10.2166/wst.1991.0135
Date Online: 01 September 1991
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