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Antonov An-180

Triton

Donald McKelvy
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Antonov An-180

Type: Twin propfan medium-range passenger transport.

Program: Company funded program; first details, and model, at 1991 Paris Air Show; configuration changed, with engines on tailplane tips, 1992.

Design features: Unique configuration, with propfans at tips of dihedral tailplane; low-mounted sweptback wings, circular-section fuselage and all-sweptback tail surfaces. Designed to equal, or exceed, highest Western standards, burning less fuel per passenger-km per engine than equivalent Western aircraft; equiped for automated navigation at all flight stages, and for ICAO Cat. IIIa automatic landings. Airframe design life 60,000 flying hours.

Power plant: Two ZMKB Progress D-27 tractor propfans, each rated at 10,305 kW (13,830 shp), mounted on tips of tailplane.

Accommodation: Two or three crew; single-class seating for 163 to 175 passengers or mixed class seating for 150 to 156, in pairs, six-abreast with two aisles; seven LD3 containers underfloor; four seats for cabin attendants by passenger doors (port side) and service doors (starboard); one toilet at front, two at rear. Available in 180/200-passenger, mixed passenger/freight, and all-freight versions with side-loading door. Emergency exit over each wing.

Dimensions external
Wing span: 35.83 m (117 ft 6.75 in)
Length overall: 40.90 m (134 ft 2.25 in)
Height overall: 11.15 m (36 ft 7 in)

Weights and loadings
Max payload: 18,000 kg (39,680 lb)
Max T-O weight: 67,500 kg (148,810 lb)

Performance estimated
Nominal cruising speed: 432 kt (800 km/h; 497 mph)
Nominal cruising height: 9,100-10,100 m (29,850-33,135 ft)
Nominal field length: 2,200-2,600 m (7,220-8,530 ft)
Range with reserves from 2,200 m (7,220 ft) field with max payload: 971 n miles (1,800 km; 1,118 miles)
Range with reserves from 2,200 m (7,220 ft) field with max fuel: 4,155 n miles (7,700 km; 4,785 miles)
Range with reserves from 2,600 m (8,530 ft) field with max payload: 1,780 n miles (3,300 km; 2,050 miles)
Range with reserves from 2,600 m (8,530 ft) field with max fuel: 4,047 n miles (7,500 km; 4,660 miles)

Source: Jackson, Paul ed. Jane's All the World's Aircraft 1995-96 Jane's Information Group Ltd 1995 p. 443.
 

Stargazer2006

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an-180-ussr-airspace.jpg


an-180-brochure.jpg


Source: http://ram-home.com/ram-old/an-180.html

For Russian speakers:
http://aviationz.narod.ru/tech/pl/an-180.html

Also, a nice site (in construction) about Russian aircraft (which lists quite a few projects from each manufacturer):
http://airliner.narod.ru/5alfavit.htm
 

Triton

Donald McKelvy
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Antonov An-180 (Pre-1992)

Type: Twin propfan medium-range passenger transport.

Program: First details, and model, at 1991 Paris Air Show; wholly internal program at that time; prototype intended for display at 1995 Paris Air Show.

Design features: Conventional configuration, with low-mounted sweptback wings, winglets, circular section fuselage and all-sweptback T tail. Designed to equal, or exceed, highest Western standards, burning approx 14.5 g of fuel per passenger km (0.05 lb/passenger mile) per engine.

Power plant: Two Progress/Lotarev D-27 tractor propfans, each rated at 10,350 kW (13,880 shp), pod mounted on sides of rear fuselage.

Accommodation: From 150 to 180 passengers.

Weights and loadings
Max T-O weight: 67,500 kg (148,810 lb)

Performance estimated
Nominal cruising speed: 432 kt (800 km/h; 497 mph)
Nominal cruising height: 10,100 m (33,135 ft)
Nominal field length: 2,200 m (7,220 ft)
Range with max fuel, 5,300 kg (11,685 lb) payload: 4,155 n miles (7,700 km; 4,785 miles)
Range with 163 passengers: 1,805 n miles (3,350 km; 2,080 miles)
Range with 18,000 kg (39,680 lb) max payload: 970 n miles (1,800 km; 1,120 miles)

Lambert, Mark ed. Jane's All the World's Aircraft 1992-1993 Jane's Information Group Ltd. 1992 p. 286.
 

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