Dr. Tilman Schildhauer

Senior Scientist Thermochemical Processes

Scientific Lead Methanation and Industrial Power-to-X

Paul Scherrer Institute
Forschungsstrasse 111
5232 Villigen PSI
Suisse






Professional Experience

since 2019     - Swiss representative in the IEA Bioenergy Task 44 Flexible Bioenergy

since 2015     - Scientific Lead Methanation and Industrial Power-to-X 

since 2014     - Scientific Coordinator of the Energy System Integration platform ESI

since 2005     - Senior Scientist at the Paul Scherrer Institut Villigen, Switzerland

2001 – 2004  - Postdoc in the Reactor & Catalysis Engineering group, Technical University of Delft, The Netherlands

1997 – 2001   - PhD student at the Paul Scherrer Institut Villigen

Education

21 July 2001    - Doctoral examination (Dr. sc. techn.), ETH Zürich, Switzerland, Diss. ETH Nr. 14301

1990 –  1996  - Study of Chemical Engineering (Chemietechnik), University of Dortmund, Germany, Diploma (Dipl.-Ing.)

Research Interests
- (Pilot scale) tests of energy storage and biomass conversion processes
- Methanation for catalytic conversion of syngas to SNG and Power-to-Gas applications
- Hydrodynamics in fluidised beds
- Gas cleaning
- Process chain analysis
- Heat and mass transfer in structured packings and catalytic fixed bed reactors
- Multifunctional reactors

Awards and Fellowships

2018  Watt d’Or of the Swiss Federal Office for Energy for the project team “Direct methanation of biogas”

2009  Watt d’Or of the Swiss Federal Office for Energy for the project team “methane from wood”

2000/2001 Collegiate at the Collegium Helveticum of ETH Zürich

 

 

Book and book chapters

T.J. Schildhauer, F. Schillinger, Reaktoren für Fluid-Feststoff-Reaktionen: Wirbelschichtreaktoren, in Handbuch Chemische Reaktoren, W. Reschetilowski (Ed.), Springer New York (2019)

T.J. Schildhauer, Biosynthetic Natural Gas (Bio-SNG), chapter in Encyclopedia of Sustainability Science and Technology, Springer New York (2018)

Synthetic Natural Gas from Coal, Dry Biomass, and Power-to-Gas Applications, T.J. Schildhauer, S.M.A. Biollaz (Eds.), Wiley & Sons, New York, ISBN 9781118541814 (2016)

S. Heyne, M Seemann, T.J. Schildhauer, Coal and Biomass Gasification for SNG Production, in Synthetic Natural Gas from Coal, Dry Biomass, and Power-to-Gas Applications, T.J. Schildhauer, S.M.A. Biollaz (Eds.), Wiley & Sons, New York, 5-40 (2016)

T.J. Schildhauer, Methanation for SNG production – Chemical reaction engineering aspects, in Synthetic Natural Gas from Coal, Dry Biomass, and Power-to-Gas Applications, T.J. Schildhauer, S.M.A. Biollaz (Eds.), Wiley & Sons, New York, 77-159 (2016)

T.J. Schildhauer, S.M.A. Biollaz, Fluidised bed methanation for SNG production – process development at the Paul-Scherrer Institut, in Synthetic Natural Gas from Coal, Dry Biomass, and Power-to-Gas Applications, T.J. Schildhauer, S.M.A. Biollaz (Eds.), Wiley & Sons, New York, 221-229 (2016)

C.F.J. König, M. Nachtegaal, T.J. Schildhauer, Integrated desulfurization and methanation concepts for SNG production, in Synthetic Natural Gas from Coal, Dry Biomass, and Power-to-Gas Applications, T.J. Schildhauer, S.M.A. Biollaz (Eds.), Wiley & Sons, New York, 293-306 (2016)

M. Rüdisüli, T.J. Schildhauer, S.M.A. Biollaz, J.R. van Ommen, Measurement, monitoring and control of fluidized bed combustion and gasification, chapter in F. Scala (Ed.), Fluidized bed technologies for near-zero emission combustion and gasification, Woodhead (2013)

T.J. Schildhauer, A.K. Heibel, A. Yawalkar, F. Kapteijn, J.A. Moulijn, Reactive Stripping in Structured Catalytic Reactors – Hydrodynamics and Reaction Performance , chapter in K. Sundmacher, A. Seidel-Morgenstern, A. Kienle (Eds.), Integrated Chemical Processes, Wiley-VCH, 233 – 264 (2005)

 

Peer reviewed journals

2019

D. Kuzmenko, M. Nachtegaal, C. Copéret, T.J. Schildhauer*, Molecular-level Understanding of Support Effects on the Regenerability of Ru-based Catalysts in the Sulfur-poisoned Methanation Reaction, manuscript accepted for publication in Journal of Catalysis (2019)

J. Witte, A.S. Calbry-Muzyka, T. Wieseler, P. Hottinger, S.M.A. Biollaz, T.J. Schildhauer*, Demonstrating Direct Methanation of Real Biogas in a Fluidised Bed Reactor, manuscript accepted for publication in Applied Energy (2019)

A.S. Calbry-Muzyka*, A. Gantenbein, J. Schneebeli, A. Frei, A.J. Knorpp, T.J. Schildhauer, S.M.A. Biollaz, Deep removal of sulfur and trace organic compounds from biogas to protect a catalytic methanation reactor, manuscript accepted for publication in Chemical Engineering Journal (2019)

F. Schillinger, S. Maurer, M. Künstle, T.J. Schildhauer*, A. Wokaun, Hydrodynamic investigations by a local optical measurement technique designed for high-temperature applications - First measurements at a fluidized bed immersed by vertical internals at cold conditions, Powder Technology 344, 849-863 (2019)

2018

J. Witte, A. Kunz, S.M.A. Biollaz, T.J. Schildhauer*, Direct catalytic methanation of biogas – Part II: Techno-Economic Process Assessment and Feasibility Reflections, Energy Conversion and Management 178, 26-43 (2018)

J. Witte, J. Settino, S.M.A. Biollaz, T.J. Schildhauer*, Direct catalytic methanation of biogas – Part I: New insights into biomethane production using rate-based modelling and detailed process analysis, Energy Conversion and Management 171, 750-768 (2018)

F. Schillinger, T.J. Schildhauer*,  S. Maurer, E.C. Wagner, R.F. Mudde, J. R. van Ommen,  Generation and evaluation of an artificial optical signal based on X-ray measurements for bubble characterization in fluidized beds with vertical internals, International Journal of Multiphase Flow 107, 16-32 (2018)

2017

F. Schillinger, S. Maurer, E.C. Wagner, J. R. van Ommen, R.F. Mudde, T.J. Schildhauer*, Influence of vertical heat exchanger tubes, their arrangement and the column diameter on the hydrodynamics in a gas–solid bubbling fluidized bed, International Journal of Multiphase Flow 97, 46-59 (2017)

2016

S. Maurer, D. Gschwend, E.C. Wagner, T.J. Schildhauer*, J.R. van Ommen, S.M.A. Biollaz, and R.F. Mudde, Correlating bubble size and velocity distribution in bubbling fluidized bed based on X-ray tomography, Chemical Engineering Journal, Chem. Eng. J. 298, 17-25 (2016). (2016)

2015

T.J. Schildhauer, M. Elsener, J. Moser, I. Begsteiger, D. Chatterjee, K. Rusch, O. Kröcher, Measurement of Vanadium Emissions from SCR Catalysts by ICP-OES: Method Development and First Results, Emission Control Science and Technology,  DOI 10.1007/s40825-015-0023-x (2015)

S. Maurer, E.C. Wagner, J.R. van Ommen, T.J. Schildhauer*, S.L. Teske, S.M.A. Biollaz, A. Wokaun, and R.F. Mudde, Influence of vertical internals on a bubbling fluidized bed characterized by X-ray tomography, International Journal of Multiphase Flow 75, 237-249 (2015)

S. Maurer, E.C. Wagner, T.J. Schildhauer*, J.R. van Ommen, S.M.A. Biollaz, and R.F. Mudde, X-ray measurements on the influence of optical probes on gas solid fluidized beds, International Journal of Multiphase Flow 74, 143-147 (2015)

T.J. Schildhauer*, S.M.A. Biollaz, Reactors for Catalytic Methanation in the Conversion of Biomass to Synthetic Natural Gas (SNG), CHIMIA 69, 603-607 (2015)

A. Kambolis*, T.J. Schildhauer, O. Kröcher, CO Methanation for Synthetic Natural Gas Production, CHIMIA 69, 608-613 (2015)

S. Maurer, E.C. Wagner, T.J. Schildhauer*, J.R. van Ommen, S.M.A. Biollaz, and R.F. Mudde, X-ray measurements of bubble hold-up in fluidized beds with and without vertical internals, International Journal of Multiphase Flow 74, 118-124 (2015)

S. Maurer, M. Rüdisüli, S.L. Teske, T.J. Schildhauer*, J.R. van Ommen, S.M.A. Biollaz, A. Wokaun, Transformation of local bubble rise velocity measurements to global results, Shown by a Monte Carlo simulation of a fluidized bed, International Journal of Multiphase Flow 70, 89-95 (2015)

J. Zarfl, D. Ferri*, T.J. Schildhauer, J. Wambach, A.  Wokaun, DRIFTS study of a commercial Ni/g-Al2O3 CO methanation catalyst, Applied Catalysis A 495, 104-114 (2015)

2014

S. Maurer, T.J. Schildhauer*, J. R. van Ommen, Serge M.A. Biollaz, Alexander Wokaun, Scale-up of fluidized beds with vertical internals: Studying the sectoral approach by means of optical probes, Chemical Engineering Journal 252, 131-140 (2014)

M.D. Kaufman Rechulski, T.J. Schildhauer*, S.M.A. Biollaz, Ch. Ludwig, Sulfur containing organic compounds in the raw producer gas of wood and grass gasification, Fuel 128, 330-339 (2014)

C.F.J. König, P. Schuh, T. Huthwelker, G. Smolentsev, T.J. Schildhauer, M. Nachtegaal*, Influence of the support on sulfur poisoning and regeneration of Ru catalysts probed by sulfur K-edge X-ray absorption spectroscopy, Catalysis Today, 56-63 (2014)

U. Rhyner, P. Edinger, T.J. Schildhauer*, S.M.A. Biollaz, Experimental study on high temperature catalytic conversion of tars and organic sulfur compounds, International Journal of Hydrogen Energy, 4926-4937 (2014)

U. Rhyner, P. Edinger, T.J. Schildhauer*, S.M.A. Biollaz, Applied kinetics for modeling of reactive hot gas filters, Applied Energy 113, 766-780 (2014)

2013

C.F.J. König, T.J. Schildhauer, M. Nachtegaal*, Methane synthesis and sulfur removal over a Ru catalyst probed in situ with high sensitivity X-ray absorption spectroscopy, Journal of Catalysis 305, 92-100 (2013)

C.F.J. König, M. Nachtegaal, M. Seemann, F. Clemens, N. van Garderen, S.M.A. Biollaz, T.J. Schildhauer*, Mechanistic studies of chemical looping desulfurization of Mn-based oxides using in situ X-ray absorption spectroscopy, Applied Energy, in press, available online (2013)

J. Kopyscinski, M.C. Seemann, R. Moergeli, S.M.A. Biollaz, T.J. Schildhauer*, Synthetic natural gas from wood: Reactions of ethylene in fluidised bed methanation, Applied Catalysis A: General 462–463, 150-156 (2013)

A.M. Bernhard, D. Peitz, M. Elsener, T.J. Schildhauer, O. Kröcher, Catalytic urea hydrolysis in the selective catalytic reduction of NOx: catalyst screening and kinetics on anatase TiO2 and ZrO2, Catalysis Science and Technology 3, 942-951 (2013)

2012

C.F.J. König, J.A. van Bokhoven, T.J. Schildhauer, M. Nachtegaal*, Quantitative Analysis of Modulated Excitation X-ray Absorption Spectra: Enhanced Precision of EXAFS Fitting, Journal of Physical Chemistry C 116, 19857 - 19866 (2012)

M.D. Kaufman Rechulski, J. Schneebeli, S. Geiger, T.J. Schildhauer*, S. Biollaz, C. Ludwig, Liquid-Quench Sampling System for the Analysis of Gas Streams from Biomass Gasification Processes. Part 1: sampling non-condensable compounds, Energy & Fuels, 7308–7315 (2012)

M.D. Kaufman Rechulski, J. Schneebeli, S. Geiger, T.J. Schildhauer*, S. Biollaz, C. Ludwig, Liquid-Quench Sampling System for the Analysis of Gas Streams from Biomass Gasification Processes. Part 2: Sampling Condensable Compounds, Energy & Fuels 26, 6358 - 6365 (2012)

M. Rüdisüli, T.J. Schildhauer*, S.M.A. Biollaz, J.R. van Ommen, Radial Bubble Distribution in a Fluidized Bed with Vertical Tubes, Industrial & Engineering Chemistry Research 51, 13815 - 13824 (2012)

M. Rüdisüli, T.J. Schildhauer*, S.M.A. Biollaz, J.R. van Ommen, Evaluation of a sectoral scaling approach for bubbling fluidized beds with vertical internals, Chemical Engineering Journal 197, 435-439 (2012)

M. Rüdisüli, T.J. Schildhauer*, S.M.A. Biollaz, J.R. van Ommen, Bubble characterization in a fluidized bed with vertical tubes, Industrial & Engineering Chemistry Research 51, 4748 - 4758 (2012)

M. Rüdisüli, T.J. Schildhauer*, S.M.A. Biollaz, J.R. van Ommen, Comparison of bubble growth obtained from pressure fluctuation measurements to optical probing and literature correlations, Chemical Engineering Science 74, 266-275 (2012)

M. Rüdisüli, T.J. Schildhauer*, S.M.A. Biollaz, J.R. van Ommen, Bubble characterization in a fluidized bed by means of optical probes, International Journal of Multiphase Flow 41, 56-67 (2012)

M. Rüdisüli, T.J. Schildhauer*, S.M.A. Biollaz, J.R. van Ommen, Monte Carlo simulation of the bubble size distribution in a fluidized bed with intrusive probes, International Journal of Multiphase Flow 44, 1-14 (2012)

T.J. Schildhauer*, K. Pangarkar, J.R. van Ommen, J. Nijenhuis, J.A. Moulijn, F. Kapteijn, Heat transport in structured packings with two-phase co-current downflow, Chemical Engineering Journal 185 - 186, 250-266 (2012)

M. Rüdisüli, T.J. Schildhauer*, S.M.A. Biollaz, J.R. van Ommen, Scale-up of bubbling fluidized bed reactors - A review, Powder Technology 217, 21-38 (2012)

2011

J. Kopyscinski, T.J. Schildhauer*, S.M.A. Biollaz, Methanation in a fluidized bed reactor with high initial CO partial pressure: Part II - Modeling and sensitivity study, Chemical Engineering Science 66, 1612 - 1621 (2011)

J. Kopyscinski, T.J. Schildhauer*, S.M.A. Biollaz, Methanation in a fluidized bed reactor with high initial CO partial pressure: Part I - Experimental investigation of hydrodynamics, mass transfer effects, and carbon deposition, Chemical Engineering Science 66, 924 - 934 (2011)

J. Kopyscinski, T.J. Schildhauer*, S.M.A. Biollaz, Fluidized-Bed Methanation: Interaction between Kinetics and Mass Transfer, Industrial & Engineering Chemistry Research 50, 2781 (2011)

F.P. Nagel, S. Ghosh, C. Pitta, T.J. Schildhauer*, S. Biollaz, Biomass integrated gasification fuel cell systems - Concept development and experimental results, Biomass and Bioenergy 35, 354-362 (2011)

T. Kowalski, J. Judex, C. Ludwig, T.J. Schildhauer, Transmission of alkali aerosols through sampling systems, Chemical Engineering Technology 34, 42-48 (2011)

2010

M.C. Seemann, T.J. Schildhauer*, S.M.A. Biollaz, Fluidised bed methanation of wood-derived producer gas for the production of Synthetic Natural Gas, Industrial & Engineering Chemistry Research49 (15), 7034 - 7038 (2010)

J. Kopyscinski, T.J. Schildhauer*, F. Vogel, S. Biollaz, A. Wokaun, Applying spatially resolved concentration and temperature measurements in a catalytic plate reactor for the kinetic study of CO methanation, Journal of Catalysis 271 (2), 262 - 279 (2010)

J. Kopyscinski, T.J. Schildhauer*, S.M.A. Biollaz,  Production of synthetic natural gas (SNG) from coal and dry biomass - A technology review from 1950 to 2009 , Fuel 89 (8), 1763 - 1783 (2010)

U. Brinkmann, T.J. Schildhauer and E.Y. Kenig*, Hydrodynamic analogy approach for modelling of reactive stripping with structured catalyst supports, Chemical Engineering Science 65, 298 - 303 (2010)

K. Pangarkar*, T.J. Schildhauer, J.R. van Ommen, J. Nijenhuis, J.A. Moulijn, F. Kapteijn, Heat Transfer in Structured Packings with Co-current Downflow of Gas and Liquid, Chemical Engineering Science 65, 420 - 426 (2010)

2009

K. Pangarkar*, T.J. Schildhauer, J.R. van Ommen, J. Nijenhuis, J.A. Moulijn, F. Kapteijn, Experimental and numerical comparison of structured packings with a randomly packed bed reactor for Fischer–Tropsch synthesis, Catalysis Today 147, S2 - S9 (2009)

F.P. Nagel, T.J. Schildhauer*, S. Biollaz, Biomass integrated gasification fuel cell systems – Part 1: Definition of systems and technical analysis, International Journal Hydrogen Energy 34, 6809 - 6825 (2009)

F.P. Nagel, T.J. Schildhauer*, N. McCaughey, S. Biollaz, Biomass integrated gasification fuel cell systems – Part 2: Economic analysis, International Journal Hydrogen Energy 34, 6826 - 6844 (2009)

R.P.W.J. Struis*, T.J. Schildhauer, I. Czekaj, M. Janousch, C. Ludwig, S.M.A. Biollaz, Sulphur poisoning of Ni catalysts in the SNG production from biomass: A TPO/XPS/XAS study, Applied Catalysis A: General 362, 121 - 128 (2009)

F.P. Nagel, T.J. Schildhauer*, J. Sfeir, A. Schuler, S. Biollaz, The impact of sulfur on the performance of a SOFC system operated with hydrocarboneous fuel gas, Journal of Power Sources 189, 1127 - 1131 (2009)

J. Kopyscinski, T.J. Schildhauer*, S.M.A. Biollaz, Employing catalyst fluidization to enable carbon management in the SNG-production from biomass, Chemical Engineering Technology 32, No. 3, 343 - 347 (2009)

T.J. Schildhauer*, E. Newson, A. Wokaun, Closed cross flow structures – Improving the heat transfer in fixed bed reactors by enforcing radial convection, Chemical Engineering and Processing – Process Intensification 48, 321 - 328 (2009)

T.J. Schildhauer*, I. Hoek, F. Kapteijn and J.A. Moulijn, Zeolite BEA catalysed esterification of hexanoic acid with 1-octanol: kinetics, side reactions and the role of water, Applied Catalysis A: General 358, 141 - 145 (2009)

2008

F.P. Nagel, T.J. Schildhauer*, S.M.A. Biollaz, Performance comparison of planar, tubular and Delta8 solid oxide fuel cells using a generalized finite volume model, Journal of Power Sources 184 (1), 143 - 164 (2008)

F.P. Nagel, T.J. Schildhauer*, S.M.A. Biollaz, Finite-volume model based sensitivity analysis focused on charge, mass and heat transfer interactions in SOFCs operated with different fuel gases, Journal of Power Sources 184 (1), 129 - 142 (2008)

K. Pangarkar, T.J. Schildhauer, R. van Ommen, J. Nijenhuis, F. Kapteijn*, J.A. Moulijn, Structured Packings for Multiphase Catalytic Reactors, Industrial & Engineering Chemistry Research 47 (10), 3720 - 3751 (2008)

J. Pecho, T.J. Schildhauer*, M. Sturzenegger, S.M.A. Biollaz, A. Wokaun, Reactive bed materials for improved biomass gasification in a circulating fluidised bed reactor, Chemical Engineering Science 63, 2465 - 2476 (2008)

2007

T.J. Schildhauer* and K. Geissler, Reactor concept for improved heat integration in autothermal methanol reforming, International Journal of Hydrogen Energy 32 (12), 1806 - 1810 (2007)

N. Thakar, T.J. Schildhauer, W. Buijs, F. Kapteijn and J.A. Moulijn, Evaluation of deactivation mechanisms of Pd-catalyzed hydrogenation of 4-isobutylacetophenone , Journal of Catalysis, 248 (2), 249 - 257 (2007)

I. Müller, T.J. Schildhauer, A. Madrane, F. Kapteijn, J.A. Moulijn, and E.Y. Kenig*, Experimental and Theoretical Study of Reactive Stripping in Monolith Reactors, Industrial & Engineering Chemistry Research, 46 (12), 4149 - 4157 (2007)

2006 and before

M.C. Seemann, T.J. Schildhauer*, S.M.A. Biollaz, S. Stucki, A. Wokaun, The regenerative effect of catalyst fluidization under methanation conditions, Applied Catalysis A: General 313 (1), 14 - 21 (2006)

T.J. Schildhauer*, F. Kapteijn and J.A. Moulijn, Stacking of film-flow monoliths for improved performance in reactive stripping, Industrial & Engineering Chemistry Research 44 (25), 9556 - 9560 (2005)

T.J. Schildhauer*, S. Tromp, I. Mueller, A. Schilkin, E. Kenig, F. Kapteijn and J.A. Moulijn, Modelling of reactive stripping in monolith reactors, Catalysis Today, 105 (3–4), 414 - 420 (2005)

T.J. Schildhauer*, F. Kapteijn and J.A. Moulijn, Reactive stripping in pilot scale monolith reactors — application to esterification, Chemical Engineering and Processing, 44 (6), 695 - 699 (2005)

T. Schildhauer*, E. Newson, St. Müller, The Equilibrium Constant for the Methylcyclohexane - Toluene System, Journal of Catalysis, 198, 355 - 358 (2001)

 

Patent applications

U. Elber, T.J. Schildhauer, M. Nachtegaal, P. Jansohn, Integrated process/plant for storage of electricity and conversion to Synthetic Natural Gas using water electrolysis, methanation and carbon oxide from a a combustion/calcination process, 2013P21334EP

C.F.J. König, T.J. Schildhauer, M. Nachtegaal, M.D. Kaufman Rechulski, S.M.A. Biollaz, A method for methanation of gasification derived producer gas on metal catalysts in the presence of sulfur, 2012P16103EP

T.J. Schildhauer, A process and a system for the gasification and/or combustion of biomass and/or coal with an at least partial carbon dioxide separation, WO2012103997

S. Biollaz, M. Seemann, T.J. Schildhauer, Process to produce a methane rich gas mixture from gasification derived sulphur containing synthesis gases, 2007P14373EP

F.P. Nagel, T.J. Schildhauer, M. Jenne, S. Biollaz, Verfahren und Anlage zur Verstromung fester Biomasse, 2006P23867WO

T.J. Schildhauer, M. Zdravkor, E. Newson, C. von Scala, Column reactor with packing and heat transfer means, EP1254705

T.J. Schildhauer and K. Geissler, Catalytic plate reactor with internal heat recovery, WO0194005

 

Conference Proceedings and public Research Reports

Schildhauer, T.J. and Calbry-Muzyka, Adelaide and Witte, Julia and Biollaz, Serge and Jansohn, Peter, Producing Renewable Methane – Demonstration of CCU from Biomass. 14th Greenhouse Gas Control Technologies Conference Melbourne 21-26 October 2018 (GHGT-14). Available at SSRN: https://ssrn.com/abstract=3366321

S. Biollaz, A. Calbry-Muzyka, T.J. Schildhauer, J. Witte, A. Kunz,  Direct Methanation of Biogas, Final Report BfE-Projekt SI/501284-04; https://www.aramis.admin.ch/Texte/?ProjectID=36924 (2017)