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Flying using green hydrogen could be closer than ever. Rolls-Royce and easyJet test to prove that hydrogen can be a zero-carbon aviation fuel in the future.

Written by Luciana Ramalhao
Published 29/11/2022 às 01:28
Green hydrogen, hydrogen, aviation, jet engine, carbon footprint
SOURCE: Airway

Rolls-Royce and easyJet have confirmed the world's first operation of hydrogen powered aircraft engines. Ground testing was conducted on an early concept demonstrator using green hydrogen generated by electrolysis with wind and tidal power.

This is a significant milestone in demonstrating that hydrogen can be a carbon-free jet fuel of the future, according to the companies.

Rolls-Royce and easyJet's decarbonisation efforts are also underway. Both companies are planning to conduct long-term flight tests in addition to the second set of tests they currently plan.

“We started looking at what might power the aircraft of the future five years ago, and we looked at battery technology because that's what we thought was viable for commercial aircraft. We concluded that hydrogen would not be viable for our large aircraft because of the disruption it would cause.” David Morgan, director of operations at easyJet, told BBC News.

an engine of aircraft regional Rolls-Royce AE 2100-A was used to test hydrogen at an external facility at MoD Boscombe Down, UK, in 2013. EMEC (European Marine Energy Centre), which used renewable energy from a tidal test facility at Eday, Orkney Islands, UK, provided the green hydrogen.

Following this initial ground analysis, Rolls-Royce and the partnership plan to undertake a series of further equipment tests in order to obtain a full-scale ground assessment of a Rolls-Royce Pearl 15 jet engine.

At the end of September, easyJet published its plan to reduce its carbon emissions by 2050.

The carbon footprint will come about through fleet renewal, operational efficiency, modernization of airspace, SAF and carbon removal technology.

According to the airline's calculations, it will be possible to reduce its carbon emissions per passenger, per kilometer, by 78% by 2050, compared to 2019. The rest will be compensated by the reduction of pollution.

SOURCE: Airway

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Luciana Ramalhao

Architect and Urbanist and Master in Regional Urban Planning and Development. She knows numerous projects distributed in almost 20 countries that she has visited. In addition to civil construction, she works as a scientific researcher and copywriter. She currently lives in Canada, where she is doing another specialization.

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