-
after 2018. The
UltraFan is a
geared turbofan with a
variable pitch fan system that
promises at
least 25%
efficiency improvement. The
UltraFan aims for a 15:1...
-
UltraFan Turbomeca Astafan Turbomeca Aspin Rolls-Royce/SNECMA M45SD, a
derivative of Rolls-Royce/SNECMA M45H turbofan,
designed to
demonstrate ultra-quiet...
- the
engines would be intense, with Rolls-Royce
expected to
propose the
UltraFan follow-on to its
Advance engines,
Pratt &
Whitney offering a new iteration...
-
Ultras are a type of ****ociation
football fans who are
known for
their fanatical support. The term
originated in Italy, but is used
worldwide to describe...
-
government regulatory body
Ultra-royalists or
Ultras, a
reactionary group after Napoleon's
defeat Ultras,
football fans renowned for
ultra-fanatical support,...
-
Ultras are a type of ice
hockey fans mainly in
European ice
hockey culture who are
known for
their fanatical support of a club. The term
originated in...
- ITP Rolls-Royce
venture to back
UltraFan turbine research Flighglobal 15 JULY, 2015. Rolls-Royce
venture to back
UltraFan turbine research Flighglobal 15...
-
speed than the
fan to
reduce the
number of
stages required in
these multi-stage devices. Rolls-Royce are
currently developing the
Ultrafan which employs...
-
Norris (10 May 2019). "Rolls' Test Site For 140,000-lb.-thrust On
Track For
UltraFan in 2021".
Aviation W**** &
Space Technology. "Rolls-Royce
completes first...
- mid-2020s and Airbus' response, and
would compete against the Rolls-Royce
UltraFan and a CFM LEAP higher-thrust version. In
December 2021,
Pratt & Whitney...
