The article is absolutely correct to mention a concern about wet
wing tanks leaking as the fleet ages.
According to an FAA inspector who examined the accident site, there was no odor of fuel at the accident site, nor was fuel observed in the
wing tanks.
There was this pilot by the name of Heller who couldn't get rid of his
wing tanks. We shepherded him out of the way.
"Suddenly, large quantities of fuel poured out of the left
wing tanks; we felt a large bump when the fuel ignited, and all four engines stopped," Gorse said.
The modification took ten days and involved specialists at Lufthansa Technik's VIP & Executive Jet Maintenance product division reinforcing various areas on the inside of the aircraft's structure, particularly in the
wing tanks, to install the winglets.
The INHIBIT logic is designed to close off the internal
wing tanks from feeding into the feed tanks.
Salvesen began by installing 18 x 5t single-connection vertical Unique Seaflex Mono Buoyancy Units into the
wing tanks, which run fore and aft, port and starboard.
We've put 45 lift bags into the
wing tanks and engine room which were then inflated.
What are the actual cooling temperatures governing heat transfer, in the presence of variable frictional heating along the wing chord of a 777 at Mach 0.80, between the cold air outside and the fuel inside the
wing tanks?
An F-16 had experienced a cockpit malfunction and inadvertent munitions release while jettisoning the external
wing tanks during an in-flight emergency.
[1] Now powered by three of the four engines, the A380 circled to dump fuel (which was also leaking out of two
wing tanks, above the failed engine).The Qantas plane then returned to Changi Airport, to land without thrust reversers, using emergency pressurized nitrogen to lower landing gear since the hydraulic system had been compromised by the uncontained engine failure.
As shown in Fig.5 a typical vessel for carrying crude oil is provided with a central tank number five and six pairs of
wing tanks. Less side tanks are explained by the need to carry an extra amount of ballast during a voyage by ship ballast.