Bizjets Exhibit Stall Behavior

Spoiler Deployment and Stall Margin

The NTSB’s Aircraft Performance Study of the Challenger 600 accident at Truckee, California, revealed that a wing’s maximum lift is substantially reduced by the deployment of spoilers.

Credit: NTSB
Many business jets exhibit no natural stall warning or aerodynamic buffet prior to the stall. The following is an excerpt from the NTSB’s Office of Research and Engineering report into the investigation involving a Bombardier Challenger 600 at Truckee, California. It is important to note that this...
Patrick Veillette, Ph.D.

Upon his retirement as a non-routine flight operations captain from a fractional operator in 2015, Dr. Veillette had accumulated more than 20,000 hours of flight experience in 240 types of aircraft—including balloons, rotorcraft, sea planes, gliders, war birds, supersonic jets and large commercial transports. He is an adjunct professor at Utah Valley University.

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