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 Boeing 777 | |||
| Boeing : The production of B777-300 was authorized on june 26,1995.The formal
authorization"go-ahead' for the program followed by the announcement at paris air show in 1995. The first B777-300 was delivered in june 1998.
B777-300 is streched 33 feet(10 m.)from the initial B777-200 model. As a result,the capacity is increased from 368 to 386 passengers.The price of this
aircraft is approximately 167.5-192.5 million US dollars. The Boeing 777 is the first jetliner to be 100 percent digitally designed using three-dimensional computer graphics. Throughout the design process, the airplane was "pre-assembled" on the computer, eliminating the need for a costly, full-scale mock-up. The airplane is larger than all other twinjet or trijet airplanes and smaller than the 747. VARIANTS: The 777-200 was the first of the family of aircraft in production and entered service in May 1995. The 777-200ER (Extended Range) flies the same number of passengers as the 777-200 but flies longer almost 4000 km. The 777-300 is a stretched version of the 777-200, seating 328 to 394 passengers in a typical three-class seating arrangement. The 777-300ER (Extended Range) was launched in February 2000 and first flight took place in February 2003. Service entry is scheduled for April 2004. The higher fuel capacity, compared to the 777-300, provides a range of 13,335km with 359 passengers. The aircraft will be powered by a new more powerful GE90-115B engine rated at 511kN (115,000lb). The 777-200LR (Long Range) is an ultra long-range version and is designed to be the longest range aircraft in the world and will be in service in 2006. The aircraft program was originally known as the 777-200X and was launched in February 2000. EVA Airways of Taiwan placed the first contract in June 2000 for the purchase of three aircraft and delivery is expected in 2006. The range is 16,970km carrying 301 passengers. The aircraft is powered by two, 489kN engines, type General Electric GE90-110B. Flight Deck : The two-pilot flight deck is fitted with a five-screen electronic flight information system with five, 8in (203mm) colour liquid crystal displays, including two primary flight displays, two navigation displays and an engine indication and crew alerting system (EICAS) display. | |||
| SPECIFICATIONS B777-300, B777-300ER, B777-200ER | |||
| B777-300 | B777-300ER | B777-200ER | |
| Typical passenger load (3-classes) | 368 Thai Airways (2-classes) =388 |
451 Thai Airways (3-classes) =312 |
301 Thai Airways (2-classes) = 292 |
| Cargo loading standard | 7,552 cu.ft(214 cu.m.) | 7,640 cu ft (216 cu.m.) | 5,302 cu.ft.(150 cu.m |
| Range | 6,005 nmi (11,120 km) | 7,930 nmi (14,685 km) | 7,725 nmi (14,305 km) |
| Number of engine | 2 | 2 | 2 |
| Engine types / Thrust | PW4098 / 97,900 lbs RR Trent 892 / 90,000 lb GE 90-94B / 93,700 lb |
GE90-115B/115,000 lbf (510 kN) | P W 4090 / 90,000 lb RR Trent 895 / 93,400 lb GE 90-94B / 93,700 lb |
| Wing Span | 60.9 m.(199 ft. 11 in.) | 64.8 m.(212 ft 7 in) | 60.9 m (199 ft. 11 in.) |
| Length | 243 ft 4 in( 73.9 m) | 243 ft 4 in( 73.9 m) | 209 ft 1 in (63.7 m) |
| Height | 60 ft 9 in (18.5 m) | 60 ft 9 in (18.5 m) | 60 ft 9 in (18.5 m) |
| operating speed | 0.84 mach | 0.84 mach | 0.84 mach |
| Max.take off weight | 660,000 lbs (299,375 kgs) | 775,000 lb (351,500 kg) | 649,991 lbs (294,835 kg) |
| Max.landing weight | 237,682 kgs(524,184 lbs) | 251,290 kgs (554,000 lbs) | 208,652kgs (459,869 lbs) |
| Operating empty weight | 159,755 kgs.(352,200 lbs) | 167,800 kgs (370,000 lbs) | 138,119 kgs |
| Max.fuel capacity | 45,220 us.gal (171,160 L) | 47,890 us.gal (181,283 L) | 45,220 u.s.gal (171,160 L) |
 Cockpit B-777 | |||
| 1 nm.(nautical mile) = 1.15155 miles, 1 kt (knot) = 1.15155 mile / hr. 1 mach = 761 mph.(SL,ISA) | |||
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