Benefits and Challenges of Liquid Hydrogen Fuels for Commercial Transport Aircraft

Stephen Rondinelli, Alessandro Gardi, Roberto Sabatini

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

Abstract

This chapter assesses the viability and potential performance of cryogenic fuels in commercial transport aircraft. Hydrogen fuels prompt challenges for designers in terms of mass and volume requirements, as well as for fuel management and storage on board aircraft. The chapter also introduces a quantitative analysis of the potential environmental and economic benefits associated with the adoption of liquid hydrogen fuels for aviation. It summarises the assumed aircraft characteristics, the estimated Jet-A1 gaseous emissions, and the corresponding hypothetical charges. The chapter presents the results of the analysis based on the assumptions in terms of changes in weight, volume, and economic savings. The lower volumetric efficiency and the challenges associated with the production and supply are nonetheless substantial, and will require significant technological and political initiatives to achieve a widespread adoption of liquid hydrogen fuels in aviation.

Original languageBritish English
Title of host publicationSustainable Aviation Technology and Operations
Subtitle of host publicationResearch and Innovation Perspectives
Publisherwiley
Pages417-432
Number of pages16
ISBN (Electronic)9781118932599
ISBN (Print)9781118932582
DOIs
StatePublished - 1 Jan 2023

Keywords

  • aircraft characteristics
  • aviation
  • commercial transport aircraft
  • cryogenic fuels
  • Jet-A1 gaseous emissions
  • liquid hydrogen fuels

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