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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