How could the Helios 522 passengers have survived so long without oxygen?
2018年2月7日 · The emergency oxygen supply in the passenger cabin of this model of Boeing 737 is provided by chemical generators that provide enough oxygen, through breathing masks, to sustain consciousness for about 12 minutes. So, the oxygen masks in the passenger cabin automatically deployed at 18,000 feet, probably around 09:20.
Could a knowledgeable passenger have saved Helios Flight 522?
2017年3月29日 · If I was a passenger on a plane at cruise altitude and the oxygen masks deployed, I know that there is only about 10 minutes oxygen available. I would expect the plane to immediately descend to a lower altitude.
Helios Airways 522 CVR Transcript - Cockpit Voice Recorder …
2005年8月14日 · The passenger oxygen light illuminated when, at an altitude of approximately 18,000 feet (5,500 m), the oxygen masks in the passenger cabin automatically deployed. Shortly after the cabin altitude warning sounded, the captain radioed the Helios operations center and reported “the take-off configuration warning on” and “cooling equipment ...
safety - Would failure to put on an oxygen mask during loss of …
2014年3月5日 · The pilots get quick-don masks fed by an O2 cylinder. To don the masks you simply grab it, the O2 pressure inflates the webbing around the mask. Then you slip it on your head, let go of it and the mask compresses around your face. Twist the mask regulator to Emergency and you have positive pressure forced flow O2 for the descent.
EASA issues Safety Information in the wake of Helios crash
The European Aviation Safety Agency EASA have released a Safety Information Bulletin reminding all operators of Boeing 737 aircraft, that flight crew should immediately don their oxygen masks upon the sound of an intermittent warning horn sound during flight.
Helios Accident – Southern AeroMedical Institute
In our Helios Model for Flight Attendant Hypoxia Training model, flight attendants will not only learn their own symptoms of hypoxia but also other very valuable skills. Such as, how to place an oxygen mask on an incapacitated pilot and the average length of time for recovery. This Training is invaluable to Advanced Crew Resource Management.
Helios Flight 522: How a Single Switch Killed 121 Passengers ... - Reddit
2023年4月10日 · The pilots skipped items in at least two separate checklists which would have caught this, ignored one of the most basic rules of flying a Boeing (when you hear the altitude warning horn, you put on your oxygen mask, then start figuring out what's wrong) and instead started theorizing about malfunctions in an unrelated system.
Emergency oxygen system - Wikipedia
Aircraft emergency oxygen systems or air masks are emergency equipment fitted to pressurized commercial aircraft, intended for use when the cabin pressurisation system has failed and the cabin altitude has climbed above a safe level.
121 Die in Mystery Crash of Airliner - Los Angeles Times
2005年8月15日 · Oxygen masks dangled in the cabin. Less than an hour later, Helios Airways Flight 522 bound for Athens slammed into the side of a wooded Greek hill just past noon Sunday, killing all 121...
Oxygen Masks Are Important in an Aviation Emergency | HRD
Passenger oxygen masks are emergency safety features of an airplane that deploy in an emergency to help passengers breathe and keep them from passing out if cabin pressure drops. Learn more below: Why Are Passenger Oxygen Masks Important and What Are They Used For?