Comment on British aerospace company claims biggest engine advance since the jetparentComments−russss13yThe liquid nitrogen is just used for the ground tests. On the Skylon itself, this cooling capacity will come from boiling the liquid hydrogen fuel.−iwwr13ySkylon would basically use the cryogenic fuel as a giant internal heat sink.A more fanciful application of the concept: http://tvtropes.org/pmwiki/pmwiki.php/Main/StealthInSpace−felixfurtak13yHow is this different to HOTOL ?−zizee13ySimilar concept, different design.
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The liquid nitrogen is just used for the ground tests. On the Skylon itself, this cooling capacity will come from boiling the liquid hydrogen fuel.
Skylon would basically use the cryogenic fuel as a giant internal heat sink.
A more fanciful application of the concept: http://tvtropes.org/pmwiki/pmwiki.php/Main/StealthInSpace
How is this different to HOTOL ?
Similar concept, different design.