By Marina Malenic LONDON--The engine manufacturer for the experimental Air Force X-51 Waverider hypersonic vehicle that flew for a record-setting 200 seconds in May said the system performed "flawlessly" and that no major changes are expected to the design ahead of a second flight that could come next year. "From an engine performance perspective, it was everything we expected it to be," said Jim Maser, president of Pratt & Whitney Rocketdyne, a division of United Technologies Corp. [UTX]. "It performed…
X-51 Scramjet Engine Maker Hails Test Performance
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