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Max-Eyth-Allee 100

14469 Potsdam


Tel. +49 (0)331 5699-0


Coordinating institute


Dr.-Ing. Jochen Mellmann
Department: Post Harvest Technology
Senior Scientist
Head of Drying Group

Telephone: +49 (0)331 5699 - 321

Research programs

Areas of research

  • Thermodynamics und thermal process engineering in agriculture
  • Drying of grain, fodder plants and special crops
  • Modeling of heat and mass transfer in packed and moving beds
  • Development of energy efficient and product assuring processes




  • DECHEMA Society of Chemical Technology and Biotechnology
  • VDI Society of Process and Chemical Engineering (GVC)
  • VDI-MEG Max-Eyth-Society for Agricultural Engineering
  • Berlin-Brandenburg Society for Grain Research
  • DLG e.V. German Society for Agriculture, examination board „Drying Technology"
  • Scientific advisory board of the demonstration project medicinal plants(KAMEL) of the FNR e.V. Gülzow, expert group „Drying Technology“
  • Evaluator by order of the Bundesministeriums für Ernährung, Landwirtschaft und Verbraucherschutz (BMELV) for the registration of drying plants for forage according to the German law for feedstuff
  • Reviewer of peer-reviewed scientific journals: AIChE-Journal, Biosystems Engineering, Chemical Engineering and Processing, Chemical Engineering & Technology, Chemical Engineering Science, CIGR-Ejournal, Drying Technology, Experimental Heat Transfer, Food and Bioprocess Technology, Granular Matter, Int. Journal of Heat and Mass Transfer, Powder Technology, Solar Energy, Zeitschrift für Arznei- und Gewürzpflanzen



Further publications

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  • Krell L, Mörl L, Strümke M, Pudel F, Zacharias P, Harms G, Hauptmann S, Mellmann J, Neumann RL, Reinhardt U (1985): Facility for Control of Fluidized Bed Drying and Cooling. Patent F 26 F/251 475 8, Technical College Magdeburg, 31.05.1983 / 23.01.1985.
  • Mellmann J, Jost O (2003): Process and shaft dryer for drying of free-flowing solids. DE 10357410A1, 04.12.2003.
  • Mellmann J, Teodorov T (2010): Mixed-flow dryer for drying of bulk solids. DE 102010043873, 12.11.2010.
  • Mellmann J, Weigler F, Scaar H, Teodorov T (2011): Mixed-flow dryer for drying of bulk solids. EP 2453192A2, 11.11.2011.



  • Agricultural Drying Award supported by the Hungarian Society for Agricultural Sciences, presented to Dr. Jochen Mellmann at the 15th International Drying Symposium (IDS 2006), Budapest, Hungary, 20-23 August 2006.
  • Nomination for the EurAgEng Outstanding Paper Award 2012 of the research paper:  J. Mellmann, K.L. Iroba, T. Metzger, E. Tsotsas, C. Mészáros, I. Farkas: Moisture content and residence time distributions in mixed-flow grain dryers. Biosystems Engineering, Volume 109, Issue 4, August 2011, Pages 297-307.


Teaching activity 

  • UNESP São José do Rio Preto, Brazil (2012):
    SS 2012 Special lecture "Course of Industrial Drying", Graduate students in the study course Food Process Engineering.  
  • BTU Cottbus (bis 2010):
    WS 2003-2010 Lecture "Ventilation drying, cooling, and hot-air drying of grain" within the course Agricultural Process and Production Engineering / study course Land Use and Water Management.

Curriculum Vitae


Coordinator of the research program „Quality Assurance of Feedstuff“ at ATB Potsdam

since 2001

Head of the Drying Group at the Department of Post Harvest Technology of ATB Potsdam


Associate professor at the Department of Chemistry and Chemical Engineering of the Niigata University, Japan


Research Associate at the Institute of Apparatus and Environmental Engineering, Otto von Guericke University Magdeburg


PhD Dissertation „Zonal mass flow model of particulate solids in flame heated rotary drum reactors“


Research Engineer of the Kombinat Kraftwerksanlagenbau Bergmann Borsig Berlin, Research Center Dresden


PhD Student at the Chair of Thermal and Reaction Engineering, Technical University „Otto von Guericke“ Magdeburg


Study of Mechanical Engineering, Specialization Thermal Process Engineering, at the Technical University „Otto von Guericke“ Magdeburg, 1984 degree Dipl.-Ing.


Find contact:


May 4, 2020: Virtual Meeting - INI2020 in Berlin (originally scheduled for May 3-7, 2020)

For Covid-19 updates concerning the 8th Global Nitrogen Conference of the International Nitrogen Initiative please check the conference homepage:


Aufgrund der aktuellen Gefährdungssituation durch das Corona-Virus COVID -19 wird die Veranstaltung abgesagt.

Press information

Neuer Methanrechner zur Optimierung von Biogasanlagen jetzt online verfügbar

5. Feb. 2020: Im Projekt Opti-Methan (Förderung: BMEL/FNR) hat das Leibniz-Institut für Agrartechnik und Bioökonomie einen Online-Rechner entwickelt, der eine genauere Berechnung der Methanbildung in bestehenden Biogasanlagen ermöglicht. Anlagenbetreiber können erstmals anstelle der üblichen...

Leibniz-Institut für Agrartechnik und Bioökonomie e.V. · Max-Eyth-Allee 100 · 14469 Potsdam · Germany · Tel. +49 (0)331 5699 0 · E-mail