Melrose Investor Day Presentation Deck
H2GEAR
£54m collaboration¹ project to develop &
test H₂ fuel cell propulsion system by 2026
Led from Global Technology Centre in Bristol
Fuel cell converts hydrogen into electricity,
delivering 1 MW to power aircraft
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Exploring hydrogen propulsion for a sustainable future
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H2JET
£2m collaboration² project to explore critical
subsystems for H₂ combustion engine
Swedish-based project led by GKN Aerospace
Melrose
Scaled to power sub-regional (~40 person) zero
emissions flights from early 2030s
Exploring H₂ combustion-powered engines for
medium-range, single-aisle aircraft
Potential technology entry into service in 2035
Buy
Improve
Sell
Entry into
service in
2030s
ZERO EMISSION HYDROGEN AIRCRAFT
H2GEAR N
Above: H2GEAR concept sub-regional aircraft design
Inset: H2JET engine modelling to validate technology
1. H2GEAR collaboration with Intelligent Energy, Aeristech, Newcastle University, The University of Manchester and University of Birmingham
2. H2JET collaboration with Swedish Energy Agency, Chalmers University of Technology, Lund University, KTH Royal Institute of Technology, University West, Research institutes of Sweden (RISE) and Oxeon
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