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Heat transition for Jena-Nord: ANIKA uses waste heat from sewage treatment plants!
The ANIKA project in Jena-Nord uses waste heat from the sewage treatment plant. Feasibility study shows technology and economic viability.
Heat transition for Jena-Nord: ANIKA uses waste heat from sewage treatment plants!
An exciting project has seen the light of day in Jena that combines climate and economic efficiency in a smart way. The ANIKA project, which was presented in a feasibility study on August 14, 2025, aims to use the waste heat from the central Jena-Zwätzen sewage treatment plant. This innovative use of waste heat could become a crucial source of heat for companies in the Jena-Nord industrial area. The interested entrepreneurs and the head of the urban development department, Dirk Lange, are equally enthusiastic about the encouraging results of the study, which show that ANIKA is technically, economically and legally feasible. The connection for local companies can be implemented with a manageable amount of effort, which further increases the efficiency of this initiative.
But what exactly is behind the idea of ANIKA? Transforming wastewater into usable heat could not only save costs, but also make a sustainable contribution to the energy transition. This heat source promotes the responsible use of resources and shows once again how important it is to invest in sustainable solutions. The entrepreneurs of the Jena-Nord interest group are eagerly awaiting the next steps that are necessary for further implementation.
Background and further developments
But what does waste heat utilization actually mean for the future of energy supply? Waste heat is a valuable resource that remains unused in many places. At ANIKA, we rely on the fact that the use of waste heat not only reduces operating costs, but also makes a contribution to climate protection. This fits into a larger trend in which companies are increasingly looking for innovative and sustainable solutions.
In the context of waste heat and energy efficiency, there are also comparable approaches in other areas. For example, modern roofing materials such as metal or asphalt roofs can be used to both reduce costs and reduce environmental impact. While asphalt is stylish and cost-effective, metal brings durability that can be an advantage in a changing climate. If you look at the advantages and disadvantages of both materials, you can summarize:
| material | Advantages | Disadvantages |
|---|---|---|
| asphalt | – Cost effective – Easy installation – Relatively long-lived (approx. 50 years) |
– Vulnerable to weather – Low snow storage capacity |
| metal | – High resistance – Long service life (over 70 years) – Energy saving in summer |
– Higher acquisition costs – May need stability |
Using waste heat, conserving resources and increasing energy efficiency: these are topics that, in the best case scenario, go hand in hand. The ANIKA project could mean not only an economic but also an ecological benefit for Jena and beyond. The next steps will show how quickly and efficiently the implementation of this promising initiative progresses.
The findings from the study are being followed with excitement, and the discussion about the ideal use of resources is more current than ever. Jena could become a pioneer in the use of waste heat, and other cities could follow suit. Time for regional warmth to find its way to companies!
For more information about ANIKA and the latest developments in waste heat utilization, you can view the full feasibility study JenaTV read up.