Monday, December 15, 2025

is Waste Chakra a viable low-cost incinerating toilet option? Madras Chennai Solar Pyrolysis biochar and PySolo Pyagraf in europe

How the concentrated solar to pyrolysis system works - vid 

 Waste Chakra has developed a waste treatment system that uses pyrolysis to convert faecal waste into biochar, and urine into struvite and ammonia via distillation.

 

Waste Chakra vid 

SaniGold in India also does biochar pyrolysis 

  • Samudhyoga Waste Chakra / Waste Chakra.
  • Affiliation: Incubated at IIT-Madras.
  • Solar-assisted pyrolysis for all waste - even plastic 
  • https://www.toiletboard.org/wp-content/uploads/2025/11/SAMUDHYOGA.pdf 
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  • https://www.pyragraf.eu/en/home

     utilizing thermochemical methods in combination with solar energy in an innovative manner. The PYRAGRAF solution involves integrating concentrated solar energy into a mobile pyrolysis unit for biomass, enabling efficient and economical production of both biochar and wood vinegar.

     https://www.youtube.com/watch?v=Y2rr0pteQmg

     Now called PySolo (?)

     webinar on PySolo

     solar panel powered kiln in Germany

     

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