Dynamic Solar-Powered Off-Grid Cooling for Island Fishery Communities

Recording of Wednesday, May 07, 2025 | The smarter E Europe | Exhibition Program | Language: English | Duration: 14:34 .

Innovative Solar-Powered Ice Maker Revolutionizes Cooling for Indonesian Island Fishery Communities

Frank Stegmueller, representing GIZ Indonesia, discussed a project focused on dynamic solar-powered off-grid cooling solutions for island fishery communities. The initiative addresses the critical issue of unreliable electricity access affecting 675 million people globally and its impact on cold chain logistics in remote areas like Indonesia's islands. Traditional diesel-based cooling methods are costly and environmentally detrimental. In response, GIZ developed a solar-powered ice maker capable of producing up to 1.2 tons of block ice daily using renewable energy with minimal greenhouse gas emissions. The system features innovative technology including variable frequency drives for compressors, thermal energy storage combining saltwater brine with battery backup, and segmented generators that efficiently manage power fluctuations from solar input. This solution not only enhances market access for small-scale Indonesian fishers but also contributes significantly to reducing CO2 emissions compared to conventional methods. Collaborations with international partners have expanded this project's reach beyond Indonesia into regions facing similar challenges while promoting sustainable practices within local ecosystems.

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Speaker

Frank Stegmueller
Lead Industry Decarbonisation & Energy Island Solutions
GIZ Indonesia

Talk of session: Extraordinary Solar Technology - The Smarter E AWARD Finalists

The smarter E AWARD is one of the most prestigious awards in the energy industry. Once again, numerous companies that have developed visionary and pioneering products and projects that are among the finalists in 2025. They will present their products and projects to the exhibition audience in ten-minute pitches at the Intersolar Forum. Innovations in the Photovoltaics category include advancements in module technology, inverters and balance of systems. The finalists in the Smart Integrated Energy category will also be featured.

Further Talks of this session: