New Boeing 787

Re: New Boeing 787

  • 18.5 in (47 cm) seat-bottom width in economy class in 2+4+2 or 3+2+3 arrangements. Seat widths would be approximately 17.2 in (43.7 cm) for 3+3+3 seating, the same as those found on the Boeing 737. The vast majority of airlines are expected to select the 3+2+3 configuration on the 787.
  • Cabin interior width 50 in (127 cm) from the floor is 18 ft 7 in (566 cm) and was recently increased by 1 inch (2.5cm). The 787’s interior cabin width, measured at seated eye level (where width is actually perceived by passengers, according to studies conducted at Boeing) is a full 15 in (38 cm) greater than that of the Airbus A330 and A340, but 5 in (13 cm) smaller than the currently expected future competitor.
  • Two-class configuration of 240 seats in two-class domestic, with 46 in (116.8 cm) first-class pitch and 34 in (86.4 cm) coach class. 296 passengers can be seated in a high density 3+2+3 coach arrangement with 36 in (91.4 cm) Business and 32 in (81.3 cm) Coach pitch. Up to 234 passengers may be seated in a three-class setup that uses 61 in (154.9 cm) pitch in First Class (2+2+2 or 2+1+2), 39 in (99 cm) pitch for Business (2+3+2 or 2+2+2) and 32 in (81.3 cm) for Coach (2+4+2).
  • Cruise speed: 0.85 Mach[24]](Boeing 787 Dreamliner - Wikipedia) (561 mph, 903 km/hr at typical cruise altitudes)
  • The longest range variant can fly 8,000 to 8,500 nautical miles (14,800 to 15,700 km), enough to cover the Los Angeles to Bangkok or New York City to Taipei routes.
  • Construction materials (by weight): 50% composite, 20% aluminum, 15% titanium, 10% steel, 5% other. Composite materials are significantly lighter and stronger than traditional aircraft materials, making the 787 a very light aircraft for its capabilities. By volume, the 787 will be 80% composite. Each 787 contains approximately 35 tonnes of carbon fiber reinforced plastic, made with 23 tonnes of carbon fiber.
  • The 787 production line is expected to finish assembly on an aircraft in as little as three days, compared with 11 days for the 737.
  • Larger windows than any other current in-service civil air transport (27 cm by 47 cm), with a higher eye level, so passengers can see the horizon, with Electrochromism-based “auto-dimming” to reduce cabin glare and maintain transparency. These are to be supplied by PPG.
  • Light-emitting diode (LED) cabin lighting (three color), will be used instead of fluorescent tubes, allowing the aircraft to be entirely ‘bulbless’ and have 128 color combinations.
  • A version of EthernetAvionics Full-Duplex Switched Ethernet (AFDX) / ARINC 664— – will be used to transmit data between the flight deck and aircraft systems.
  • LCD multi-function displays on the flight deck, all of which will use an industry standard GUI widget toolkit (Cockpit Display System Interfaces to User Systems / ARINC 661).The Lockheed Martin Orion spacecraft will use a glass cockpit derived from Rockwell Collins’s 787 flight deck.
  • Bleedless turbofans, allowing elimination of superheated air conduits normally used for de-icing, aircraft power, and other functions. These systems are to be replaced by an all-electrical system.
  • Cabin air provided by electrically driven compressors (no engine bleed air).
  • Higher humidity in the passenger cabin because of the use of composites (which do not corrode).
  • The internal pressure will be increased, to the equivalent of 6000 feet (1800 m) altitude instead of the 8000 feet (2400 m) on conventional aircraft. According to Boeing, in a joint study with Oklahoma State University, this will significantly improve passenger comfort.
  • Boeing is experimenting with several engine noise-reducing technologies for the 787. Among these are a redesigned air inlet containing sound-absorbing materials and redesigned exhaust duct covers whose rims are tipped in a toothed pattern to allow for quieter mixing of exhaust and outside air. Boeing expects these developments to make the 787 significantly quieter both inside and out.citation needed]](http://en.wikipedia.org/wiki/Wikipedia:Citing_sources)
    *]Improved ride quality through Active Gust Alleviation system, similar to the system that Boeing built for the (Northrop B-2 Spirit - Wikipedia) bomber

Re: New Boeing 787

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Re: New Boeing 787

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