Turbofan

July 8, 2012 - 3:30am

Pratt & Whitney Canada (P&WC) and GE Aviation are working on new-generation turboprop engines for the 90-seat regional aircraft that may be launched in the coming years. While P&WC is studying a clean-sheet design, dubbed Next-Generation Regional Turboprop (NGRT), GE is planning on a derivative of the GE38 turboshaft: the CPX38

July 8, 2012 - 3:30am

Pratt & Whitney Canada (P&WC) and GE Aviation are working on new-generation turboprop engines for the 90-seat regional aircraft that may be launched in the coming years. While P&WC is studying a clean-sheet design, dubbed Next-Generation Regional Turboprop (NGRT), GE is planning on a derivative of the GE38 turboshaft: the CPX38

July 8, 2012 - 2:50am

CFM International remains on track with development process of the Leap series of engines that it laid out four years ago. The 50/50 partnership between General Electric and Safran subsidiary Snecma announced it has recently frozen the designs for its new Leap 1A and 1C engines destined for use on the Airbus A320neo and the Chinese Comac C919 narrowbody airliners, which are scheduled to enter service in 2016.

July 8, 2012 - 1:50am

Rolls-Royce will not be rushing to spend the proceeds from selling its 32.5-percent equity and program shares in International Aero Engines (IAE) to Pratt & Whitney (P&W), according to civil aerospace president Mark King. The $1.5 billion cash sum will be retained for general corporate purposes, said the company, which is making a “modest” financial investment in P&W’s PW1100G-JM geared turbofan (GTF) powerplant offered for the re-engined Airbus A320neo program.

July 8, 2012 - 1:40am

Delays associated with the Pratt & Whitney PW1217G-powered Mitsubishi Regional Jet (MRJ) haven’t deterred the U.S. engine maker from proceeding with its test program as planned.

June 20, 2012 - 12:15pm

Pratt & Whitney Canada has signed a 15-year on-condition fleet maintenance program (FMP) with NetJets for the PW306D turbofans that will power the Cessna Citation Latitudes that the fractional ownership operator will begin flying in 2016. With the on-condition FMP, there are no hard-time intervals for hot-section inspections or overhauls, offering what P&WC describes as new levels of flexibility to the operator. Instead, P&WC evaluates each engine enrolled in the FMP and makes maintenance decisions based on how the engine is performing.

June 15, 2012 - 1:30pm
CFM56 on KC-135R

The U.S. Navy and Air Force, working with the CFM International joint venture, have developed an engine modification that increases the efficiency and extends the on-wing time of CFM56-2 (F108) turbofans powering the Navy’s E-6Bs and Air Force KC-135Rs.

June 13, 2012 - 10:35am

Jet Aviation St. Louis has again been named a Rolls-Royce authorized service center for the BR710 turbofan. A spokesperson for the company said, “The BR710 powers a lot of our bread-and-butter aircraft here, so it’s advantageous to our clients for us to have that authority.” The BR710 powers the Gulfstream V/V-SP, G500 and G550 and the Bombardier Global Express, Global Express XRS and Global 5000.

June 13, 2012 - 10:20am

The FAA has issued an airworthiness directive for all Honeywell ALF502L-2C; ALF502R-3; ALF502R-3A; ALF502R-5; LF507-1F; and LF507-1H turbofans. The AD was prompted by two reports of engines experiencing uncontained release of low-pressure (LP) turbine blades. The AD requires operational checks of the engine overspeed trip system to prevent LP turbine overspeed, which could lead to uncontained release of the LP turbine blades and damage to the airplane.

June 11, 2012 - 1:25pm
Research and development efforts at Airbus are now focusing on areas such as laminar-flow aerodynamics and open-rotor engine applications.

Launching the A320 New Engine Option (A320neo) has given Airbus time in which to develop new technologies before having to invest in all-new designs, say senior executives. The move could save perhaps $10 billion in short-term expenditure, while keeping A320 operating costs a step ahead of aspiring market entrants.

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