Thursday, August 27, 2009

The Incredible M-4: The Bison early life

spending almost a decade ‘outside’ the bomber design business, Vladimir Myasishchev officially returned with a bang in the mid 1940’s. By early 1950, one of the most prolific Soviet aircraft designers of all time, in collaboration with GN Nazarov from Experimenta Design Bureau (OKB) # 22 and the Central Aerohydrodynamic Institute (TsAGI), commenced a full, state-funded study into the feasibility of developing a strategic long range bomber or SDB (Strategichesky Dahl’ny Bombardirovschchik). The concept, originally devised by Myasishchev in the summer of 1948, embraced the parameters he and his engineering team had set up as part of TsAGI’s overall specifications.
In February 1951, Myasishchev made his first serious proposal for an advanced SBD. The preliminary study showed an aircraft powered by six VK5 engines that would give the concept speeds in the vicinity of 470 miles per hours. Total payload was estimated at 6,614 pounds with an operational range of 7,460 nautical miles. TsAGI specifications called for total carrying load of 44,092lbs and an absurd range of just short of the 7,500nm mark. To be able to achieve these mindboggling characteristics, Myasishchev needed to radicalize the design. A high tense, swept flying surface will hold a shoulder mounted wing structure. Four massive Mikulin AMRD-3 engines will be housed on the center wing sections. At the time of its conception, Project M, as the program would be referred to by Soviet authorities, was the largest ever undertaken by an aircraft Bureau. The Soviet Union Ministry officially authorized the project on March 24th 1951.


More at:http://www.aviationearth.com/the-incredible-m-4-the-birth-of-the-bison/

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