PAmost

Sustainable and cost-effective pressure accumulators for mobile and stationary applications

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Brief description

The core of the project is the efficient utilisation of the limited installation space available in electric cargo bikes for a fuel cell powertrain. To this end, extruded semi-finished products and die-cast components are to be used not only as the chassis’s load-bearing structure, but also simultaneously as pressure reservoirs. Through functional integration, and whilst maintaining a comparable power density to conventional vehicle designs, there is significant potential for cost savings through improved material utilisation in terms of material and manufacturing costs, as well as a reduction in weight and raw material usage compared to a conventional Hā‚‚ tank package. Ultimately, the use of a fuel cell powertrain in the vehicles described can significantly increase both the range and the maximum payload, thereby making them suitable for use by a broad section of the population. Furthermore, this development offers enormous potential as a stationary power-to-gas (PtG) buffer storage system for residential and industrial buildings.

Motivation

  • Stimulating the market for fuel cells in the micromobility sector by reducing the production and material costs of pressure storage systems
  • Increasing the range and maximum payload of micro-mobility applications
  • Expanding expertise through interdisciplinary collaboration 

Objectives

  • Development of functionalised semi-finished products
  • Development of an Hā‚‚ pressure storage tank as a functionally integrated chassis component for micromobility applications
  • Development of a scalable and modular power-to-gas buffer storage system for outdoor residential applications

Duration

1 January 2024 to 31 December 2026

Financing

Project budget: EUR 1,408,851

Funding amount: EUR 873,488

Funding and project organisers

ERDF, SAB (Saxon Reconstruction Bank)

Partners

  • Handtmann Light Metal Foundry Annaberg GmbH
  • WOBEK Surface Protection GmbH
  • Laser Institute, Mittweida University of Applied Sciences

Contact persons

Prof. Dr.-Ing. Jörg Hübler
Prof. Dr.-Ing. Jörg Hübler
FakultƤt Ingenieurwissenschaften