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Energy production and storage using biological ion transport systems

Project description

Biologically engineered energy storage and generation

The ERC-funded Energion project aims to develop an energy storage system that integrates a biological voltage source with a biological supercapacitor to provide high energy and power capacities in a lightweight sustainable packaging. To assemble the smart microstructure system, it will use proteins, molecules and lipids together with synthetic materials in an array of interconnected vesicles to control ion gradients produced by cotransport proteins within the vesicle membranes. Its energy performance will then be tested by packaging the system to provide power for typical nomadic, implant or ambulatory devices. The system will offer easy assembly and scalability. Compared to existing battery technology, it will be more eco-friendly, reliable, longer lasting and safer.

Objective

This project aims to create a “green” energy storage system that integrates a biological voltage source with a biological supercapacitor to achieve large energy and power capacities in a light-weight sustainable packaging. The project re-defines the concept of “biological engineering” to be one that utilizes proteins, molecules and lipids in combination with synthetic materials to assemble the smart micro/nanostructured energy storage system. There are at least four advantages to this “biological engineering” approach, including (i) the capability for self-assembly, (ii) the easy scalability that follows from using self-assembly, (iii) the easy assembly into 3D structures, and (iv) up to 1000-fold less energy requirements for switching functions compared to state-of-the-art ENODe systems. Moreover, the use of biological components can overcome limitations of existing battery technology, by improving the ecological footprint and environmental sustainability, and by enhancing lifetime, reliability, and safety. The system will be assembled as an array of interconnected vesicles to form a compartmental system to control ion gradients established by co-transport proteins incorporated in the interconnecting vesicle membranes. The system utilises the ion gradient to sustain a stable voltage output, and as a supercapacitor to store energy. The stable voltage output and supercapacitor function are sustained from ion gradients and not catalytic electrochemical reactions. Since the system will function both as a generator and an energy accumulator, we anticipate power management would require an integrated design, rather than a discrete design used for traditional source/supercapacitor systems. The energy capabilities will be tested by packaging the system to provide power for an illustrative device that is either a typical nomadic device (e.g. smartphone), a typical implantable medical device (e.g. cardiac pacemaker), or a typical ambulatory device (e.g. drone).

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-ERC - HORIZON ERC Grants

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Call for proposal

(opens in new window) ERC-2023-ADG

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Host institution

UNIVERSITE GRENOBLE ALPES
Net EU contribution
€ 2 858 020,00
Address
621 AVENUE CENTRALE
38058 Grenoble
France
Region
Auvergne-Rhône-Alpes Rhône-Alpes Isère
Activity type
Higher or Secondary Education Establishments
Links
Total cost
€ 2 858 020,00

Beneficiaries (1)