The British Aerospace BAE

Phiên bản vào lúc 07:08, ngày 18 tháng 10 năm 2020 của MadisonGoward7 (Thảo luận | đóng góp)


Aircraft manufacturers had, for some 4 decades, tried to design the elusive DC-3 replacement with different powerplant types, including the piston-engined Convair 240/340/440 and Martin 2-0-2/4-0-four series and the turboprop Vickers Viscount, Fokker F.27 Friendship, and Hawker Siddeley HS.748. Of the two, de Havilland, with its earlier Rapide, Dove, and Heron pistonliners, had had appreciable regional aircraft expertise and had designed the world's first pure-jet airliner in the form of the quad-engined DH.106 Comet. An preliminary examine for such a DC-3 substitute, designated the DH.123, had featured a 60.6-foot total length, an 81.3-foot wingspan, two 1,one hundred fifty shp Gnone turboprops hooked up to a excessive wing, and a 22,100-pound maximum take off weight. 1. Suitable pure-jet engine availability.

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The bottom speed had pinnacled at 411 knots. Descent, initiated with fifty four miles remaining on its flight plan, had been attained by dialing in 5,500 ft in the cockpit's "ALT SEL" autopilot, resulting in a 2,000-fpm descent rate. Emerging from the ceiling mist over the child blue of Lake Kariba, which had been outlined by its dry, tan and brown scrub shoreline, the captain consulted his landing flap chart corresponding to a 34,500-kilo weight.

Leaning into a proper bank over the brown and tan African expanse at 4,200 toes, the BAe-146 retracted its flaps from the 24- to the 0-degree position, finishing its "After Take Off" guidelines. Ascending by means of 7,600 ft, at which time a 291-knot floor pace had been registered, it maintained a 1,800-fpm climb fee. Its NAV indicated a 135.4-mile distance to Kariba.

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