Coaxial energy harvesting and storage

Summary of the technology

This invention introduces an innovative coaxial structural battery, revolutionizing the energy storage market. The device is a versatile energy harvesting/storage solution constituted by an internal element (electrode), surrounded by a dieletric material (electrolyte). The external shell holds the second electrode. This battery claims a remarkable theoretical capacity of 667 mAh/g , thanks to the ferroelectric electrolyte.

University of Porto

Details of the Technology Offer

Background:

The development of energy storage technologies has seen significant advancements, particularly in the realm of coaxial structural batteries. A theoretical capacity of 667 mAh/g of the present coaxial battery stands in contrast to traditional lithium-ion batteries, which exhibit capacities ranging from 150 to 250 mAh/g. The use of cost-efficient materials such as aluminium and copper/carbon, combined with the ferroelectric eletrolyte, allow to have this advanced battery technology at a competitive price.

Benefits:

This coaxial structural battery is designed for versatility, making it ideal for various sectors, including mobility (e.g. electric vehicles), aerospace (e.g. planes) or construction (e.g. buildings, walls, roofs, floors). With its high energy density and stability, it offers a reliable and efficient power source. The battery design is free from hazardous materials and emissions (non-release of O2 and absence of Cobalt).

Potential comercial use/applications:

This coaxial structural battery stands at the forefront of energy storage technology, offering a unique combination of high performance, safety, and affordability. It's an ideal choice for businesses and consumers seeking efficient and sustainable energy solutions.

The coaxial cell is versatile as extends to various applications, including its potential integration into transistors, computers, photovoltaic cells, wind turbines, electric power transmission systems and other structures. Additionally, it demonstrates potential in transformers, power storage devices, and electric motors, showcasing its broad utility across different sectors of technology and industry.

  • Process number:Europe patent application EP 22727475.0; Canada patent application CA 3219551; China patent application; Japan patent application; South Korea patent application KR 10-2023-7040174; USA patent application USPTO 18/561,956.
  • Patent status:Patent pending
  • Cooperation options:License or sale; Research partnership.
  • Technology Readiness Level:TRL 5 - Lab-scale demonstration

Related Keywords

  • Energy Storage Technologies
  • Batteries
  • Energy Storage
  • energy harvesting
  • coaxial device
  • ferroeletric electrolyte

About University of Porto

U.Porto Inovação was established in 2004 to support the University’s innovation value chain by facilitating the transfer of knowledge and strengthening the relationship between the University and businesses. With over 20 years of experience, U.Porto Innovation focuses its activities on research at the University, entrepreneurship within the academic community and U.Porto’s growing connections with industry.

University of Porto

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