Chapter 6. Modeling of Biogas Reactors

  1. Priv.-Doz. Dr. Hans-Joachim Jördening2 and
  2. Prof. Dr. Josef Winter3
  1. Herbert Märkl

Published Online: 26 JUL 2005

DOI: 10.1002/3527604286.ch6

Environmental Biotechnology: Concepts and Applications

Environmental Biotechnology: Concepts and Applications

How to Cite

Märkl, H. (2004) Modeling of Biogas Reactors, in Environmental Biotechnology: Concepts and Applications (eds H.-J. Jördening and J. Winter), Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, FRG. doi: 10.1002/3527604286.ch6

Editor Information

  1. 2

    Institut für Technische Chemie, Abt. Technologie der Kohlenhydrate, Technische Universität Braunschweig, Langer Kamp 5, 38106 Braunschweig, Germany

  2. 3

    Institut für Ingenieurbiologie und Biotechnologie des Abwassers, Universität Karlsruhe (TH), Am Fasanengarten, Postfach 6980, 76128 Karlsruhe, Germany

Author Information

  1. AB Bioprozeß- und Bioverfahrenstechnik, Technische Universität Hamburg-Harburg, Denickestr. 15, 21071 Hamburg, Germany

Publication History

  1. Published Online: 26 JUL 2005
  2. Published Print: 24 NOV 2004

ISBN Information

Print ISBN: 9783527305858

Online ISBN: 9783527604289



  • environmental biotechnology;
  • concepts and applications;
  • modeling of biogas reactors;
  • measuring techniques;
  • kinetics;
  • hydrodynamic and liquid mixing behavior;
  • biogas tower reactor;
  • mass transport from the liquid phase to the gas phase;
  • influence of hydrostatic pressure on biogas production


This chapter contains sections titled:

  • Introduction

    • Elements of the Mathematical Model

    • Scale-Up Strategy

  • Measuring Techniques

    • Online Measurement Using a Mass Spectrometer

    • Online Monitoring of Organic Substances with High-Pressure Liquid Chromatography (HPLC)

  • Kinetics

    • Acetic Acid, Propionic Acid

    • Hydrogen Sulfide

    • Conclusions

  • Hydrodynamic and Liquid Mixing Behavior of the Biogas Tower Reactor

    • Mixing of the Liquid Phase

      • Model A

      • Model B

    • Distribution of Biomass within the Reactor

      • Experiments

      • Mathematical Modeling

  • Mass Transport from the Liquid Phase to the Gas Phase

    • Liquid Phase

    • Gas Bubbles

    • Head Space

  • Influence of Hydrostatic Pressure on Biogas Production

  • Outlook

  • References