Helicopter Westland WS-51 Dragonfly. Specifications. A photo.
Westland WS-51 Dragonfly - British multi-purpose helicopter, developed by «Westland Helicopters» in 1949 year.
A photoWestland WS-51 Dragonfly
The helicopter model Westland WS-51 Dragonfly became developed by British engineers, aircraft designers almost immediately after the Second World War. These aircraft were able to almost reach their full potential, making them popular in military aviation and civilian where aircraft could be used for a variety of purposes, ranging from transportation to their occupants and cargo, and to perform special missions and goals.
As a fundamental principle for creating an aircraft served as the model of the American helicopter Sikorsky H-5, however, the British aircraft designers to improve the design of the aircraft, providing her and higher aircraft performance indicators, and a broader scope of application.
Westland WS-51 Dragonfly Photo
His first flight of the aircraft model Westland WS-51 Dragonfly produced in 1949 year, and after a year, the aircraft was officially unveiled and put into production, where he stayed until 1954 years. For 5-year release cycle, the British aircraft manufacturers was established 133 aircrafts of this model, of which, to date, there are only a few dozen, most of which is the museum.
On board the helicopter Westland WS-51 Dragonfly can accommodate up to 4-persons, including one pilot and three passengers, however, to carry passenger traffic (in the commercial aviation sector), the aircraft was not applied. In addition to the transportation of people, helicopter model Westland WS-51 Dragonfly can also carry out transportation on its board and a large quantity of goods, provided that its weight will not exceed the weight 676 kg, which is quite acceptable.
HelicopterWestland WS-51 Dragonfly
His active use of this aircraft is found also in the military sphere, where it was used to carry out patrol and surveillance flights, but the helicopter was used exclusively by British military aircraft and naval forces and is not intended for export.
The power plant helicopter Westland WS-51 Dragonfly represented by a single piston aircraft engine Radial brand Alvis Leonides 50, which could develop traction in 540 hp, which provided the aircraft to accelerate to maximum speed in 155 km \ h., With the ability to overcome distances 485 kilometers.
To date, the official operation of the aircraft of this model ceased, however, there are still models have good technical condition.
Specifications Westland WS-51 Dragonfly.
- Crew: 1 people;
- Capacity: 3 person;
- helicopter length: 17,54 m .;
- The height of the helicopter: 3,95 m .;
- The diameter of the rotor: 14,64 m .;
- Weight of empty helicopter: 1987 kg .;
- Maximum takeoff weight: 2663 kg .;
- Cruising speed: 130 km \ h .;
- Maximum flight speed: 155 km \ h .;
- Maximum flight distance: 485 km .;
- Maximum flight height: 3780 m .;
- Powerplant: Alvis Leonides 50;
- Power: 540 hp
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