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fermSYS VOC-Buddy for making water kefir with intelligent fermentation control
fermSYS Buddy: Dynamic Bioprocess Control for Water Kefir
Discover how the fermSYS Buddy transforms water kefir fermentation from static recipes into an intelligent, automated bioprocess. By connecting the compact fermSYS CUBE to a dosing pump via ad-hoc Wi-Fi, it enables real-time feedback and PID-controlled dynamic feeding. Combining biotechnology, AI, and smart hardware optimizes substrate use, enhances taste consistency, shortens production times, and leads the way to aut

Karin Ammon (fermSYS)
Aug 312 min read


From Soft Sensors to Autonomous Fermentation Control: Scaling Intelligent Strategies with fermHUB
How can we make fermentation processes more transparent, intelligent and autonomous? In her Bachelor’s thesis at Westphalian University of Applied Sciences, a student combines a fermSYS VOC sensor with an external turbidity sensor to develop a soft sensor for cell viability. The next step: using fermHUB to turn online process insights into intelligent control strategies for a future of autonomous fermentation.

N. Truong (Westph. Univ.); K. Ammon (fermSYS)
Aug 232 min read


Development of sustainable bioprocesses at ETH Zurich using fermSYS – VOC sensors
At the Vorholt Lab (Institute of Microbiology, ETH Zurich), researchers are engineering *Escherichia coli* to efficiently utilize green methanol as a sustainable one-carbon feedstock. Using the fermSYS VOC sensor for real-time methanol monitoring, the team gains continuous process insights that accelerate strain development and optimize fermentation strategies—advancing sustainable biomanufacturing and supporting the transition to a circular carbon economy.
P. Keller (ETH), K. Ammon (fermSYS)
Jul 222 min read
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