The Mikulin AM-37 was a

Soviet The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, ...

aircraft An aircraft is a vehicle that is able to fly by gaining support from the air. It counters the force of gravity by using either static lift or by using the dynamic lift of an airfoil, or in a few cases the downward thrust from jet engines ...

piston engine A reciprocating engine, also often known as a piston engine, is typically a heat engine that uses one or more reciprocating pistons to convert high temperature and high pressure into a rotating motion. This article describes the common featu ...

designed prior to Russia's entry into

World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...

. An improved version of the

Mikulin AM-35 The Mikulin AM-35 was a 1930s Soviet piston aircraft engine. Derived from the AM-34FRN, the AM-35 entered production in 1940 and was used on the MiG-1 and MiG-3 World War II fighters as well as the Petlyakov Pe-8 heavy bomber. Description T ...

V-12 engine, it was only produced in small numbers because of its unreliability.

Development

Design work on a development of the AM-35 with boosted

supercharging In an internal combustion engine, a supercharger compresses the intake gas, forcing more air into the engine in order to produce more power for a given displacement. The current categorisation is that a supercharger is a form of forced induct ...

and an

intercooler An intercooler is a heat exchanger used to cool a gas after compression. Often found in turbocharged engines, intercoolers are also used in air compressors, air conditioners, refrigeration and gas turbines. Internal combustion engines Mo ...

positioned behind the supercharger began on the factory's initiative in December 1939. A batch of ten prototypes was completed in 1940 and bench-testing began on 5 January 1941. It passed its State acceptance trials the following April and was approved for production. It was tested in a variety of aircraft, but proved to be unreliable and prone to overheating. Factory No. 24 in

Moscow Moscow ( , US chiefly ; rus, links=no, Москва, r=Moskva, p=mɐskˈva, a=Москва.ogg) is the capital and largest city of Russia. The city stands on the Moskva River in Central Russia, with a population estimated at 13.0 million ...

built only twenty-nine AM-37s, as the new engine was designated, in 1941 before the German advance forced the factory to evacuate in October. Mikulin had been unable to resolve the issues with the AM-37 in the meantime and production was not resumed.Kotelnikov, p. 110

Variants

;AM-37A :Planned version to be tested in February 1940, but no information if it was tested or it was even completed. and a weight of . ;AM-37TK :TK for ''toorbokompressor''. Planned version with a

turbocharger In an internal combustion engine, a turbocharger (often called a turbo) is a forced induction device that is powered by the flow of exhaust gases. It uses this energy to compress the intake gas, forcing more air into the engine in order to pro ...

, no further information known. ;AM-37P :P for ''Pushechnyy'' or cannon. A 1940 project for a model with an

autocannon An autocannon, automatic cannon or machine cannon is a fully automatic gun that is capable of rapid-firing large-caliber ( or more) armour-piercing, explosive or incendiary shells, as opposed to the smaller-caliber kinetic projectiles (bull ...

mounted in the space between the cylinders, firing through a hollow reduction-gear shaft. No further information available. ;Am-37u/v or AM-37UV :UV for ''udlinyonniy val'' or lengthened shaft. An engine with a lengthened shaft and remote gearing for use in the Gudkov G-1 fighter that carried the engine behind the pilot. Ordered developed in 1940 and design work started in 1941, but it was not completed.

Applications

Mikoyan-Gurevich MiG-1 The Mikoyan-Gurevich MiG-1 (russian: Микоян-Гуревич МиГ-1) was a Soviet fighter aircraft of World War II that was designed to meet a requirement for a high-altitude fighter issued in 1939. To minimize demand on strategic materia ...

Mikoyan-Gurevich MiG-3 The Mikoyan-Gurevich MiG-3 (russian: Микоян и Гуревич МиГ-3) was a Soviet Union, Soviet interceptor aircraft, fighter-interceptor used during World War II. It was a development of the Mikoyan-Gurevich MiG-1, MiG-1 by the OKO (op ...

Mikoyan-Gurevich DIS The Mikoyan-Gurevich DIS (russian: Дальний истребитель сопровождения/ ''Dalnij Istrebitel' Soprovozhdenya'' – "long-range escort fighter") was a prototype Soviet heavy fighter of World War II, envisioned to serve ...

Polikarpov TIS The Polikarpov TIS was a heavily armed Soviet heavy fighter designed during the early 1940s. Competing contemporaneous designs in the USSR included the Grushin Gr-1, Mikoyan-Gurevich DIS and Tairov Ta-3. Only two prototypes were built becaus ...

Tupolev Tu-2 The Tupolev Tu-2 (development names ANT-58 and 103; NATO reporting name Bat) was a twin-engine Soviet high-speed daylight and frontline (SDB and FB) bomber aircraft of World War II vintage. The Tu-2 was tailored to meet a requirement for a high ...

Yermolaev Yer-2 The Yermolayev Yer-2 (russian: Ермолаев Ер-2) was a long-range Soviet medium bomber used during World War II. It was developed from the Bartini Stal-7 prototype airliner before the war. It was used to bomb Berlin from airbases in Eston ...

Specifications

References

Notes

Bibliography

* {{DEFAULTSORT:Mikulin Am-37 Mikulin aircraft engines 1940s aircraft piston engines