IGSTC Indo-German Project

Combined Solar-Updraft and Single-Chamber Pyrolysis System for Biochar Production


An energy self-sufficient treatment solution for fibrous urban organic wastes, sewage sludge & AD digestate with a negative carbon footprint.

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A team of Indian and German and academic partners led by the Institut für Siedlungswasserwirtschaft und Abfalltechnik

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Details about the project duration, work packages and distribution, milestones and deliverables over time.

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Project Updates

Conference and Publications

  1. Weichgrebe, D., Mondal, M.M., Nair, R.R. (2020) CO2-Negative biomass valorization through combined solar updraft drying and single chamber pyrolysis, 8th International Conference on Engineering for Waste and Biomass Valorisation WasteEng 2020, July 13-16, 2020, Guelph, Canada. (accepted for oral presentation)
  2. Nair, R.R., Mondal, M.M., Weichgrebe, D. (2019) Investigation of biochar from co-pyrolysis of sewage sludge, anaerobic digestate and banana peduncles, 28th European Biomass Conference & Exhibition EUBCE 2020, July 6-9, 2020, Marseille, France. (accepted for oral presentation)

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