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Monday, July 19, 2010

JSF Heat Woes Getting Fixed


Changes are being made to the integrated power package (IPP) on the Marine’s F-35 that should limit heat damage to carrier decks and other surfaces, Lt. Gen. George Trautman, deputy commandant for aviation, told DoD Buzz in an exclusive interview one day before the start of the Farnborough Air Show.

In addition, the heat buildup from the STOVL drive shaft will be addressed in LRIP 4, although negotiations on that are still underway so costs for that are not set yet.

“We have made the decision to adjust the IPP,” he said Sunday, reshaping the nozzle so that the enormous thrust comes out in an oval shape instead of the more highly focused circle now used.

It takes a “slight adjustment” to the IPP. The oval “will resolve that problem for almost all surfaces,” he said.

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