Boeing 787, also known as "Dreamliner" (Dreamliner)
It is an ultra-long-range medium-sized passenger aircraft launched by Boeing, an American aircraft manufacturer, on December 15, 2009. The following is a detailed introduction to the Boeing 787 model:
Basic overview
• Type: Medium-sized twin-engine (motorized) wide-body medium-long-distance transport aircraft.
• Start-up time: April 2004.
• First flight time: December 15, 2009.
• Delivery time: The first Boeing 787 was delivered to ANA on September 26, 2011.
Model series
Boeing 787 series aircraft currently launch four models (including under development), including 787-3 (cancelled due to no final order), 787-8, 787-9 and 787-10. Among
787-8: The basic model of the Boeing 787, with 223 seats in the standard third-class cabin layout and a range of 15,700 kilometers (8,500 nautical miles). It has completed its first flight in 2009 and was first delivered to All-Japan Airlines in 2011.
• 787-9: 787-8's lengthened model, the fuselage is lengthened by 6 meters, and the standard is adopted
The quasi-third-class cabin layout has 259 seats.
• 787-10: The model announced by Boeing in 2013 is
The lengthened version of the 787-8 can carry 300 to 330 passengers and a range of 12,984 kilometers.
Design features
· Composite materials: Boeing 787 uses a large number of composite materials to build aircraft skeletons. In terms of weight, composite materials account for 61%, which helps to improve the fuel efficiency of the aircraft and reduce maintenance costs.
• Wing design: the design of smooth wings, streamlined head and shark fin-shaped wing ends and tails, as well as supercritical wings, helps to reduce fuel consumption and increase aircraft performance.
• Cabin environment: The Boeing 787 strives to create a more pleasant cabin environment in its design, such as smoother flight, lower cockpit height, fresher air and quieter cabin. The cabin is illuminated by light-emitting diodes (LEDs), replacing the traditional fluorescent tubes, creating the feeling of the sky above the head.
IV. Performance parameters
• Cruising speed: Mach 0.85 (about 903 kilometers per hour).
• Range: 8500 Haili (15,700 kilometers).
• Height: 16.92 meters.
• Aircraft height: 5.91 meters.
• Fuselage width: 5.75 meters
• Cockpit width: 5.49 meters.
• Engine: General Electric GEnx or Rolls-Royce Trent 1000.
V. Market and application
The Boeing 787 has been widely welcomed in the market for its efficient fuel efficiency, comfortable cabin environment and low maintenance cost. It has become the preferred model for many airlines to open up new routes and increase flight frequency.
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