An EU research perspective on the quest for climate neutral flight – and the role of Hydrogen
Ron van ManenClean Sky
Eurocontrol Strategic Webinar on Hydrogen Aircraft
24 March 2021
Target: climate-neutral aviation for Europe by 2050
Hybrid electric
and full electric architectures
Disruptive technologies to
enable hydrogen –powered aircraft
Ultra-efficient
aircraft architectures
focus areas
‘Build Back Better’
0
500
1000
1500
2000
2500
3000
2015 2020 2025 2030 2035 2040 2045 2050
Em
issio
ns C
O2 (
Mt)
Reduction of aircraft
fuel burn
Air traffic management
& operations
New fuels
~50%
~40%
~10%
Up to
EIS new aircraft
Carbon offsets(e.g. CORSIA / ETS etc.)
Source: IATA / Clean Sky 2 JU
Technology development
change drivers
Global aviation emissions [net eq]
EU aviation emissions [net eq]
Covid-19 impact
Globally, flights <2000mi dominate flights and emissions (!)
Source ICCT 2019 global air transport
Globally:One third of emissions is from flights <800miOne third from flights between 800 and 2000miOne third from flights >2000mi
Demonstrating disruptive aircraft technologies and concepts
Hybrid electric and full electric architectures
Disruptive technologies to enable hydrogen –
powered aircraft
Ultra-efficient aircraft architectures
Long Range Aircraft Concepts progressing
towards climateneutrality
Low Emission Short / Medium Range
Commercial Aircraft
Low Emission Hybrid-electric Regional Aircraft
Zero Carbon Hydrogen-powered
Short Range Aircraft
Horizon Europe: Clean
Aviation research agenda
H2 propulsion: biggest potential to reach climate neutrality
Compared to kerosene-powered aircraft, timeframe until 2100
-0% -0% -10-40%
-100% -50-80% +150% -30-50%
-100% -100% +150% -60-80%
Change of in-flight emissions and emission related effects1
NOx Water vapor2Direct CO2
Contrails,
cirrus
Synfuel
Hydrogen
turbine
Hydrogen
fuel cell
-0%
-100%(Net) 3
Climate impact reduction potential
-30-60%³
-50-75%
-75-90%
2050: Hydrogen and synfuels where each most economic
Potential impact by 2050
~40% aircraft of fleet powered by H2
1.8 Gtons of CO2
abatedachieving net zero target
0.8 Gtons additional
reduction of non-CO2
emissions3
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