Aerospace engineering

November 14, 2008 - 10:20pm

Aerion, the U.S. company that is developing a supersonic business jet (SSBJ), has welcomed an FAA policy shift which it believes “seems to crack open the door for supersonic cruise speeds” if, in the words of FAA policy guidance released last month, “the noise impacts of supersonic flight are shown to be acceptable.”

November 10, 2008 - 6:45am

Maintained properly, upgraded to comply with changing regulations, modified with more capable avionics in the cockpit, repainted outside, refurbished inside, and sometimes even equipped with newer, more powerful, energy-efficient engines, a business aircraft can fly safely and effectively for 30 or 40 years or more.

November 5, 2008 - 10:06am

Timken has acquired assets of Gilbert, Ariz.-based Extex, which specializes in manufacturing FAA-approved aftermarket parts for turbine engines. During its 13 years of operation, Extex expanded its portfolio of parts manufactured under FAA parts manufacturer approval (PMA) regulations to serve three powerplant lines–the Pratt & Whitney Canada PT6, Honeywell auxiliary power units and the Rolls-Royce 250.

October 30, 2008 - 12:16pm

Hopeful manufacturers of supersonic business jets–Aerion, Gulfstream and Supersonic Aerospace International–are encouraged by an updated FAA policy statement issued last week to align noise limits for future civil supersonic aircraft with current Stage 4 noise regulations.

October 29, 2008 - 8:26am

A Spanish judge will question two Spanair maintenance technicians and their chief about the MD-82 crash that killed 154 people and wounded another 18 on August 20 at Madrid Barajas Airport in Spain. The three Spanair employees may be subsequently charged with manslaughter and injuries through negligence.

October 15, 2008 - 12:55pm

Although India’s 126-aircraft requirement is the main prize for the world’s fighter manufacturers, major procurement decisions in Brazil and Switzerland are expected to be made long before Delhi makes its choice.

October 7, 2008 - 2:01pm

Aviation Partners has selected StandardAero (Booth No. 899),

October 7, 2008 - 11:23am

The Citation S550-based Sierra Super S-II completed a 36-minute maiden flight September 26 at Sierra’s Uvalde, Texas modification center. The flight demonstrated the “dramatic” improvements of the dual fadec-controlled Williams FJ44-3A engines, the company said.

October 6, 2008 - 3:21pm

Winglet Technology reports “significant progress” toward FAA certification of its Cessna Citation X elliptical winglet modification. Announced at NBAA’07 in Atlanta, the program has moved through full-scale wing static test to installation of the modification kit and production winglets on Cessna’s test aircraft.

October 6, 2008 - 9:57am

The Defense Advanced Research Projects Agency (Darpa) is giving Boeing $9 million over the next two years to investigate the feasibility of developing a disc-rotor compound helicopter capable of achieving forward speeds of up to 400 ktas while retaining all the maneuverability of a traditional helicopter. The disc-rotor would have a rotating circular wing with retractable blades that extend from the disc edge for takeoff and landing.

 
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