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Heat Exchanger for Enhanced Efficiency and Sustainability

[Category : - MECHANICAL ENGINEERING- RENEWABLE ENERGY]
[Viewed 61 times]

Considering current discussions on climate goals, energy savings, and rising material costs, the efficiency of heat exchangers in air conditioning systems and heat pumps is more important than ever. The traditional fin-tube heat exchanger design has remained largely unchanged, with past optimizations primarily focusing on flow velocity and geometry—often at the expense of increased material and energy consumption.

Our invention demonstrates that even minor modifications in the arrangement of fins and tubes can lead to significant efficiency improvements. The patented technology offers a substantial reduction in both energy and material consumption, resulting in cost savings for manufacturers and consumers alike. Additionally, these patents provide further advantages, such as reduced space requirements, lower noise levels, and faster heating times.

For example, in a heat exchanger measuring 28 x 20 x 14 cm, savings of up to 20% in energy or 13% and 42% in materials (fins/tubes) can be achieved.

This innovation was patented in 2012 with the German Patent and Trademark Office (DPMA) and officially granted in 2022. It has gained international recognition and was awarded a bronze medal at the iENA 2012 trade fair in Nuremberg.

The impact of this technology extends beyond individual devices:
• For consumers: Lower energy consumption, shorter heating times, and reduced noise levels.
• For businesses: Lower material and transportation costs, enhancing competitiveness.
• At the governmental level: Reduced risk of power grid overload and a valuable contribution to achieving climate targets.

Patent DE 10 2012 007 570, titled "Fin-Tube Heat Exchanger with Improved Heat Transfer", describes an innovative approach to optimizing heat transfer in heat exchangers. The key method, known as "fin displacement," involves a simple yet highly effective adjustment in fin arrangement. The core idea is to enlarge the areas of the heat exchanger where heat transfer is most efficient (particularly on the air inlet side) while reducing less effective areas. This is achieved by offsetting the fins within the fin block.

The benefits of this innovative arrangement include:
• Increased turbulence: Airflow is no longer parallel to the fins, resulting in higher turbulence and improved heat transfer efficiency,
• Larger air intake area: The air entry surfaces are larger than the spaces between the fins, leading to increased air velocity.
• More fins in the fin block: A greater number of fins can be incorporated into the fin block due to reduced fin height and fewer tube rows, enhancing overall effectiveness.

This optimized design significantly boosts heat transfer efficiency while providing a resource-efficient and cost-effective solution for heat exchangers across various applications.

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My Goals:
- Licensing
- Sale
- Contribution to climate protection

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Patent publications:

DE 102012007570

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heat007 (Germany)

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