Gas turbines

May 13, 2009 - 9:29am

Snecma launched the Silvercrest core-engine demonstrator program in 2006, built the engine in 2007 and successfully completed testing of it in March 2008. Now the company is continuing its talks with airframers to find a first application for the 9,500- to 12,000-pound-thrust engine. “The Silvercrest is being considered for many programs,” said Laurence Finet, general manager of the Silvercrest program.

May 6, 2009 - 8:39am

Pratt & Whitney this spring held a media event at its Hartford, Connecticut headquarters and provided an overview of its milestones and advances in environmental cleanliness and so on. Some samples:

May 6, 2009 - 8:37am

The in-development geared turbofan (GTF) has been attracting most of the headlines at engine manufacturer Pratt & Whitney lately, and it does indeed promise to make a large leap in powerplant efficiency and environmental friendliness when it enters airline service in 2013.

May 6, 2009 - 8:20am

Boeing Business Jets and Airbus Corporate Jetliners could benefit from new engine technology planned to enter service on the next-generation 737 and A320 airliners from which they are respectively derived. CFM International is working on an advanced turbofan, targeting a 16-percent cut in fuel burn that could bring greater efficiency to these and other new bizliners.

May 1, 2009 - 4:41am

Hyannis, Mass.-based Prime Turbines has been acquired by Avatas Aerospace. The FAA-certified repair station, which specializes in the PT6 turboprop, conducts hot-section recertification, power section repair, gas generator repair, fuel nozzle overhaul and exchange, and bleed valve overhaul and exchange.

Prime is an authorized distributor of FAA Parts Manufacturer Approval parts for PT6 hot sections. 
 

April 30, 2009 - 11:57am

The in-development geared turbofan (GTF) has been attracting most of the headlines at engine manufacturer Pratt & Whitney lately, and it does indeed promise to make a large leap in powerplant efficiency and environmental friendliness when it enters airline service in 2013.

April 15, 2009 - 11:28am

The FAA has adopted and/or proposed a series of Airworthiness Directives (ADs) that will affect operators of Honeywell ALF502/507 and TFE731 engines and Sundstrand APUs. ALF502L-2 and L-2C engine compressor discs may have had too much disc balance material removed, which could cause premature fracturing of the disc.

March 30, 2009 - 9:37am

Pratt & Whitney has frozen the design configuration of the PW-1000G Geared Turbofans for both the Mitsubishi Regional Jet and Bombardier C Series after finishing the final phase of demonstrator testing on an Airbus A340-600 testbed in and around Toulouse, France.

February 27, 2009 - 8:09am

Rolls-Royce last month launched the RR500 turboshaft, a 475-shp derivative of the RR300 that powers the in-development Robinson R66. Certification is scheduled for late 2011, with deliveries pegged to begin in the first quarter of 2012.

February 27, 2009 - 8:02am

It seems unlikely that new engine architectures such as the geared turbofan or the open rotor will make it to business aviation in the near or even mid term. According to engine manufacturers, these concepts are not suited to the needs of business aircraft, which require a lot of thrust during almost the entire flight.

 
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