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SriLankan Airbus A320 suffers multiple in-flight failures, declares emergency

Aerotime

A SriLankan Airlines Airbus A320 suffered multiple failures of key flight instruments during a recent flight from Colombo to Singapore but managed to make an emergency landing in Medan after declaring a mayday to air traffic controllers. Aircraft are fitted with pitot tubes to assist in providing air speed data to the pilots.

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Examining over 100 years of flight automation and the history of the autopilot

Aerotime

Sperrys autopilot system became particularly popular during the 1920s and 1930s as airline transport took off and people began to travel more and further afield. Generally speaking, a commercial airliner must be equipped with an autopilot if it has a capacity of 20 passengers or greater.

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Fly the Airplane

Plane and Pilot

Suddenly, one of the Airbus three redundant pitot tubes clogged with ice crystals. The final accident report talked about failure of the pitot tube, crew coordination and communication issues, misunderstanding of the Airbus flight control priority system, and the impact of automation surprise and startle factor upon the crew.

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Mach Number Explained: What It Is and Why Pilots Use It

Pilot Institute

That’s the speed your airspeed indicator shows based on ram air pressure in the pitot tube. For example, an airliner might indicate only 250 knots at 35,000 feet, but its true airspeed could be over 430 knots. Commercial airliners aren’t designed for supersonic flight. Safety is also a factor.

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Pilotless: This Is Your Robot Speaking

Flying Magazine

Subscribe Now So, once we’ve accepted driverless cars, what about pilotless airliners? When people argue against pilotless airliners, they invariably bring up the MacGyver element that the alert, creative human mind brings to problems. Subscribe today to get the issue as soon as it is released in either Print or Digital formats.

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Trial by Ice

Air Facts

A few minutes later, we heard the center controller clear a Trans Missouri Airlines commuter plane for the VOR Runway 30 approach to Jefferson City. I didnt know but it might have been due to the angle of attack of the pitot tube that would not let the full force of the relative wind enter the tube.

VOR
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Challenger 300 Fatal Upset Wasn’t Turbulence

Fear of Landing

The most recent case, when Singapore Airlines flight SQ321 experienced extreme turbulence in May 2024, led to thirty passengers injured and one death by a passenger who suffered a heart attack. Before that, the most recent turbulence-related passenger flight with a fatality in the NTSB database was United Airlines flight 826 in 1997.