Aerodynamics

March 30, 2007 - 1:25pm

MITSUBISHI MU-2B-35, HILTON HEAD, S.C., AUG.

March 27, 2007 - 12:39pm

Gulfstream Aerospace hosted a NASA F-15 in Savannah, Ga., on February 14 for an aerial demonstration of its Quite Spike telescopic nose spike installation. If Gulfstream were ever to decide to launch a supersonic business jet, it would have to employ some means of suppressing the sonic boom while flying over land.

March 23, 2007 - 12:08pm

Mach 1, a Southern California aircraft broker, and two of its principals, Brian Doherty and John Mouyos, plan to appeal a jury’s decision that they are liable for fraud, according to their attorney. A Southern California Superior Court jury recently ordered the defendants to pay more than $30 million in damages to Jet Source, an FBO and aircraft sales firm at McClellan-Palomar Airport in Carlsbad, Calif.

March 16, 2007 - 12:27pm

Boundary Layer Research, the Everett, Wash. company that developed winglets for the Beech Duke some 10 years ago, is now designing winglets for King Air 200s and 300s. A prototype has been flying since late last summer. An announcement sent in December to King Air operators to gauge their interest in such a modification garnered an “overwhelming” response, claimed company president Bob Desroche.

March 16, 2007 - 10:58am

MITSUBISHI MU-2B-35, HILTON HEAD, S.C., AUG. 1, 2001–The NTSB determined that the probable cause of the accident was the improper maintenance/installation and inadequate inspection of the airplane’s flap torque-tube joints during routine maintenance by company maintenance personnel.

March 15, 2007 - 7:51am

A new control surface could reduce induced drag on commercial and business aircraft by up to 14 percent, resulting in fuel savings of more than $400 million per year across the entire U.S. air transport fleet. So claims Utah State University aeronautical engineering professor Warren Phillips, who recently introduced the devices, which he calls “twisterons.”

March 13, 2007 - 12:27pm

Cessna announced today that it is partnering with Winglet Technology of Wichita to offer the company’s patented elliptical winglets as a retrofit later this year for in-service Citation Xs. Though flight testing won’t begin until later this summer, Winglet Technology president Bob Kiser told AIN the design has been shown to “significantly improve performance” on hot days at higher elevations.

February 6, 2007 - 3:59am

The Australian Transport Safety Bureau (ATSB) listed it as merely a serious incident but considered it significant enough to issue a full report. The incident involved the loss of control a Saab 340 experienced when it encountered icing. There were no injuries and no damage to the aircraft, but the pilots did not recover from the loss of control until the aircraft was only 112 feet above the ground.

February 1, 2007 - 9:05am

In the year before April 26, 2003, when Sino Swearingen’s number-one SJ30-2 prototype crashed after entering an uncommanded and unrecoverable right roll during high-speed flutter testing, company engineers were attempting to deal with lateral stability issues with the twinjet, according to the NTSB’s recently released factual report on the accident.

February 1, 2007 - 6:51am

Performing intentional stalls at too low an altitude and the flight instructor’s “inadequate supervision” were blamed by the NTSB for the crash on September 20 last year of a Hawker 700 operated by Starflite Management of Houston near Beaumont, Texas. Two pilots, both preparing for a Part 135 competency check, and the instructor were killed.

 
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