摘要 |
Air data sensing apparatus (10) comprising: an aircraft panel; a blister (12) arranged on a surface (8) of the aircraft panel, the blister (12) comprising an upstream portion (12a) and a downstream portion (12b), the upstream portion (12a) being rounded in three dimensions and having a rounded outer edge surface spaced laterally from the aircraft panel; a plurality of apertures (14a-e) in the surface (8) of the aircraft panel, the apertures (14a-e) being adjacent to the upstream portion (12a) of the blister (12), and spaced from the blister (12); a plurality of conduits, each conduit being in fluid communication with a respective aperture (14a-e); and one or more pressure sensors (16a-e) arranged to measure a pressure in each of the conduits. |