Boeing 747 - Wikipedia
WEBThe 747 is a four-engined jet aircraft, initially powered by Pratt & Whitney JT9D turbofan engines, then General Electric CF6 and Rolls-Royce RB211 engines for the original variants. With a ten-abreast economy seating, it typically accommodates 366 passengers in three travel classes.
Boeing 747 Guide and Specs: Long Live the Queen
WEBOct 14, 2023 · The Boeing 747 was so large that the team considered four engines as the minimum. However, the low-bypass turbofan engines at the time weren’t up to the task of powering it. Boeing teamed up with Pratt and Whitney to become the launch partner of its new high bypass turbofan engine, the JT9D.
Boeing 747-400 - Wikipedia
WEBA former KLM Boeing 747-400 (2006). The original variant of the redesigned 747, the 747-400 debuted an increased wingspan, winglets, revised engines, and a glass cockpit which removed the need for a flight engineer. The type also featured the stretched upper deck (SUD) introduced with the 747-300.
The Boeing 747 - Everything You Need To Know - Simple Flying
WEBJul 21, 2020 · Pratt & Whitney joined the 747 development, designing the JT9D engine specifically for it. New JT9D engines were developed to cope with the increased aircraft weight. Photo: Olivier Cleynen via Wikimedia. Boeing engineer Joe Sutter led the 747 development program.
Boeing 747-8 - Wikipedia
WEBBoeing 747-8. Appearance. hide. The Boeing 747-8 is the final series of the large, long-range wide-body airliners in the Boeing 747 family from Boeing Commercial Airplanes. The 747-8 is the largest variant of the 747 and Boeing 's largest aircraft.
Boeing 747-400 - Specifications - Technical Data / Description
WEBThe Boeing 747-400 is a four-engined long-range widebody airliner with a capacity of maximum 660 passengers in a partial double deck configuration produced by the American manufacturer Boeing Commercial Airplanes. The 747-400 was also produced as …
The Anatomy of a Boeing 747: Exploring its Structure and Design
WEBMost variants of the aircraft are equipped with four turbofan engines, which are mounted on pylons beneath the wings. These engines, often provided by companies like General Electric or Rolls-Royce, are powerful and efficient, enabling the Boeing 747 to reach speeds of up to Mach 0.89.
Boeing: 747 Design Highlights
WEBThe 747-8 incorporates breakthrough technology—the GEnx engine, a wing design with better performance, and lighter alloys and composites—that substantially reduces fuel consumption. The 747-8 has better fuel economy than any large airplane in service today.
IN FOCUS: Boeing 747-8 technical description & cutaway
WEBNov 13, 2012 · Along with the Dreamliner's designation came its General Electric GEnx engines - although featuring a conventional bleed system for air-conditioning.
Explained: The Key Differences Between The Boeing 747-400 & The 747-8
WEBMay 31, 2024 · The 747-400 offered a choice of improved turbofan engines, providing options for lower fuel consumption and greater thrust. The new variant also had wingtip extensions that stretched the wingspan 17 feet (5.2 m) longer than the classic model’s.
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