Page 31 - AAA MAY - JUNE 2016 Online Magazine

FEATURE AERO ENGINES

nacelle, and thrust reverser systems for the
next-generation long-range and ultra-long-
range aircraft. The PurePower PW814GA and
PW815GA engines, share the same proven
core technology used in Pratt & Whitney’s
award-winning PurePower Geared Turbofan
commercial engines. In excess of 3,300
evaluation hours have been achieved on the
PW800 engine, including over 350 flight
hours accumulated on P&WC’s Boeing 747SP
flying test bed aircraft. The PurePower
PW800 engine’s advanced common core
technology – leveraged in six PurePower
engine applications – has amassed 15,000
testing hours in total. The PurePower
PW814GA and PW815GA engines will
deliver double-digit improvements in fuel
efficiency over previous generation engines
in the same thrust class and the advanced
TALON X combustor, provides reduced
nitrogen-oxide (NOx) emissions and ultra-
low levels of unburned hydrocarbons and
smoke. The G500 is scheduled to obtain type
certification next year and first deliveries
are slated for 2018. The G600 is projected to
enter service in 2019.
Rolls-Royce (RR) are the market leaders
in the large business jet fleet market, with
over 3,100 powered business jets flying,
representing 55% market share of the
large/very large business jet fleet. The
engine maker expects its business jet
market share to fall in the medium term
as new entrants powered by competing
engines enter the large/very large business
Authority (FAA) certification this year. made from 20 different parts to meet its jet market. RR has benefited from the lack
Development of the Global 7000 and 8000 design to withstand high temperature and of competition for Gulfstream’s G600 and
has been delayed however, and both aircraft pressure. The printed component which the first Gulfstream G650 corporate jet
will now only be ready by 2018 and 2019 is achieved with laser fusing of a powered with BR725 engines also entered service
respectively. The Passport will also feature “super alloy” composed of cobalt, chrome in 2015. Revenue growth from the BR725
a number of innovative technologies and and molybdenum, is not only 25 per cent engine which powers the Gulfstream G650
manufacturing processes developed for lighter but five times more durable than its and G650ER has been strong. This has been
the LEAP courtesy the GE Store, which is predecessor. offset however, by the weaker demand from
taking the lead as GE’s Global Research Pratt & Whitney Canada will provide Chinese, Russian and Brazilian customers,
Center is investing to lead in the material the PurePower PW814GA and PW815GA which has reduced volumes for other RR
science revolution that is transforming engines, as the powerplants for the engines in the business jet segment. RR’s
the aerospace business. GE has already Gulfstream G500 (range of 5,000 nautical failure in previous years to secure new
invested US$50 million in a 3D printing miles) and G600 (range of 6,200 nautical positions on some important new corporate
facility in Alabama that will produce a miles) business jets, which are currently jet platforms will impact future volumes
critical fuel-system component for LEAP under development. Both engines received and revenues adversely. The firm continues
jet engines at industrial rates. The facility Transport Canada type certification and to invest for the future as it looks to regain
will initially print 1,000 such components along with the engines, P&WC is providing its position as the leading provider to the
annually, with a target of raising production Gulfstream with the Integrated Power Plant important market of large-cabin, long-
to 40,000. The component was historically System (IPPS), which comprises the engine, range corporate jets.
WWW.GBP.COM.SG/AAA MAY / JUNE 2016 ASIAN AIRLINES & AEROSPACE 31