According to one embodiment, a ram air fan inlet shroud for a ram air fan assembly of an aircraft is provided. The ram air fan inlet shroud including: a shroud portion extending outwardly from a conical portion, the conical portion providing a transition between a central portion and an inner ram air fan hub interface portion, the conical portion including a plurality of inner cooling holes, a diameter of each of the plurality of inner cooling holes is about 0.406 inches (1.031 cm); and a recessed portion located between the inner ram air fan hub interface portion and an outer ram air fan hub interface portion, the recessed portion including a plurality of outer cooling holes.
STRUCTURALLY IMPROVED RAM FAN INLET SHROUD
2019-10-03
Patent
Elektronische Ressource
Englisch
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