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MAINTENANCE REPAIR & OVERHAUL

ADVANTAGEOUS ENGINE

PRATT & WHITNEY’S GTF ADVANTAGE ENGINE Sustainable Efficiency
PAIRS EFFICIENCY WITH DURABILITY Pratt & Whitney’s current generation of revolu-
tionary GTF engines fitted on Airbus A320neo
family jetliners deliver fuel consumption and
Atul Chandra carbon emission reductions of 16 per cent
compared to prior-generation engines. As
compared to current GTF engines which are
certified to operate on a 50 per cent blend of
Pratt & Whitney’s new GTF Advantage engine is being touted by the Sustainable Aviation Fuel (SAF), the new GTF
engine marker, as the world’s most fuel-efficient and sustainable sin- Advantage engine will be compatible with 100
gle-aisle aircraft engine. A Raytheon Technologies business, Pratt per cent SAF at entry into service itself. This is
& Whitney announced the new engine variant in December 2021 for another important step in allowing the aviation
A320neo family jetliners. On entry into service, the GTF Advantage industry to meet their net zero emissions by
engine will deliver a fuel-efficiency improvement of one per cent, 2050 commitment. Use of SAF is central to
providing overall fuel consumption and CO2 emission reductions the challenge of decarbonizing aviation and
of 17 per cent compared to prior-generation engines such as the allowing the industry to meet its net zero goal.
International Aero Engines (IAE) V2500. “GTF Advantage provides
even more value to our customers, both in revenue potential and In March, the engine maker announced it had
environmental impact, with lower fuel burn and new route oppor- successfully tested the GTF Advantage engine
tunities,” said Carroll Lane, president of Commercial. configuration with 100 per cent SAF at the
company’s test facility in West Palm Beach,
The GTF Advantage engine will be available for A320neo family Florida, USA. 100 per cent Hydroprocessed
aircraft from January 2024 when it will become the new production Esters and Fatty Acids Synthetic Paraffinic
standard. It will also be fully interchangeable with engines already Kerosine (HEFA-SPK) fuel acquired from World
delivered. Hence airline customers can also choose to retrofit these Energy was used by Pratt & Whitney for the
engines over their existing GTF engines. Airlines will also be able test. HEFA-SPK is a specific type of hydro-
to operate their A320neos with one engine of each configuration treated vegetable oil fuel used in aviation and
with Pratt & Whitney’s advanced software making this a seamless is considered a leading alternative replacement
affair for pilots in the cockpit. for conventional jet fuel by Commercial Aviation

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