Gas turbines

November 13, 2011 - 7:17am

The announcement of the new joint venture between Rolls-Royce and Pratt & Whitney on mid-sized engines was hardly a statement of marriage, but the vows made by the two aero-engine giants on 12 October nevertheless secure their long-term future in the huge market for mid-sized aero-engines up to 2030.

November 1, 2011 - 9:00am
centrifugal compressor.

Turbomeca plans to reduce the specific fuel consumption (SFC) of its turboshaft engines by 37 percent by 2030, and at the Helitech 2011 show discussed the strategies it is implementing to accomplish that change. While the company plans to make changes to the engine machinery, it expects much of the reduction to come from engine-airframe integration and new practices that make more efficient use of the engine.

October 10, 2011 - 5:30am

ACES Systems, a division of Technology for Energy Corp. headquartered in Knoxville, Tenn., is at Booth No. N2311 to acquaint NBAA convention-goers with its line of aviation vibration and acoustical analysis and balancing equipment for airframe and engine ground test and test cell applications.

October 10, 2011 - 12:50am
GE Passport turbofan

GE is here with three major programs at various stages of development. The Passport 20, for Bombardier’s Global 7000 and 8000 large-cabin business jets, has already passed some rig tests. The GE Honda HF120, for the HondaJet and the (currently suspended) Spectrum Freedom, is scheduled for certification in 2012. Meanwhile, the HF80 turboprop is due for certification later this year.

August 2, 2011 - 10:20am

Pre-owned business jet, turboprop and helicopter markets showed early signs of improvement in the first half of this year, which is expected to be a second year of correction leading to sustained growth in 2012, according to market information provider JetNet. The company reported 15.3-percent growth in pre-owned business jet retail sale transactions through June compared with the same period in 2010.

July 21, 2011 - 11:55am

Boeing delivered the first 737NG powered by CFM56-7BE turbofans–a 737-800–to China Southern Airlines at Boeing Field in Seattle last week. The new engines, now standard on all new 737s, includes improvements to the high-pressure compressor, a new outlet-guide-vane diffuser, fewer high-pressure-turbine blades and an “optimized” low-pressure turbine.

July 5, 2011 - 10:00am

Both the U.S.-registered business jet and turboprop segments worldwide experienced more fatal accidents in the first half of this year, compared with the same period last year, according to preliminary figures compiled by AIN.

June 23, 2011 - 7:10am

Price Induction is about to embark on European certification of its DGen 380 general aviation turbofan, the Tarnos, the France-based turbine-engine manufacturer said this week at the Paris Air Show. An example of the engine, claimed to be the smallest such turbofan available, is on exhibit at the airshow, which runs through Sunday.

June 23, 2011 - 5:00am

French turbine-engine manufacturer Price Induction is about to embark on European certification of its DGEN 380 general aviation turbofan.  An example of the engine, claimed to be the smallest such powerplant available, is being exhibited on the company’s stand (Hall 3 E30).

June 20, 2011 - 8:40pm

Cincinnati, Ohio-based Nexcelle (Hall 2A, A232) is exhibiting what it calls an industry- leading integrated propulsion system here in Paris in the form of afunctional scale model demonstrating elements of its next-generation, engine nacelle configuration.

 
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