DTC HUB - Take Control of Your Stock - Flipbook - Page 16
AVIATION
THE HYDROGEN
What it means for the
The aircraft of the future is being built right now.
Not in the hangars where finished jets roll out to
waiting airlines, but in research facilities, certification
offices and engineering labs where the fundamental
questions about hydrogen-powered flight are still
being answered.
Some of those answers are proving harder to find than the
industry anticipated.
Earlier this year, Airbus confirmed the technical feasibility of its ZEROe
100-seat hydrogen fuel cell concept, an aircraft capable of carrying
100 passengers on routes up to 1,000 nautical miles, powered by four
2.4-megawatt electric motors driven by hydrogen fuel cells. It is a
genuine milestone, representing years of engineering work and a clear
statement of direction.
The company is now building a 1.2-megawatt powertrain demonstrator at
its German facility, with testing set to expand through 2027.
At the same time, Airbus has confirmed that the ZEROe programme is to
be delayed. Reports suggest the timeline could slip by between five and ten
years from the original 2035 target, and the programme budget has been
reduced. The reason is straightforward. The technology is not developing
as quickly as hoped, and building a hydrogen ecosystem, including
infrastructure, production, distribution and regulatory frameworks, requires
global coordination that no single organisation can accelerate alone.
This is not a story of failure. It is a story of complexity meeting industrial
reality. And for the manufacturing and MRO environments that will
eventually be asked to build, service and support these aircraft, that
distinction matters.
A di昀昀erent kind of aircraft entirely
Hydrogen is not a drop-in fuel. It cannot simply replace kerosene in an
existing design or operate on existing infrastructure. The aircraft itself
must be fundamentally redesigned around the fuel, and with it, the
processes required to build, inspect and maintain it.
Liquid hydrogen must be stored at minus 253 degrees Celsius, requiring
cryogenic tanks that are larger, heavier and structurally more complex than
conventional fuel systems. Airbus is actively exploring lighter hydrogen
storage tanks and advanced carbon fibre materials compatible with cryogenic
temperatures, which do not yet exist in production at the required scale.
This is where the shop floor implications become real. The composites,
adhesives, sealants and surface treatments that perform reliably at ambient
temperatures behave differently under cryogenic conditions. Materials that
are stable today may not perform under the conditions hydrogen demands.
Every material in contact with or adjacent to the fuel system must be
requalified. The consumables that work today may not be appropriate for
the aircraft of the next decade, and the processes for working with new
material systems will need to be developed, validated and trained before
a single production aircraft is built.
15
16
