Rolls-Royce Merlin Manual: An insight into the design, construction and use of the Rolls-Royce Merlin engine by Ian CraigheadThe Rolls-Royce Merlin liquid-cooled V-12 piston aero engine is considered an icon of British engineering with a worldwide recognition. It was one of the most successful aircraft engines of the Second World War period and its incremental development ran hand in hand with that of the legendary Supermarine Spitfire to which it was fitted from the very beginning. From its genesis in the 740hp PV-12 engine that was first flown in 1935, the Merlin went through rapid development during the war years until in its ultimate version, the Merlin 130 series designed specifically for the de Havilland Hornet, it produced over 2,600hp.
Merlin engines powered many more of the best-known Allied combat aircraft of the war including the Hawker Hurricane, Boulton Paul Defiant, P-51 Mustang, Avro Lancaster, Handley Page Halifax, and the de Havilland Mosquito.
Many variants of Merlin were built by Rolls-Royce at their factories in Derby, Crewe and Glasgow, as well as by Ford of Britain at their Trafford Park factory near Manchester. The Packard V-1650 was a license-built version of the Merlin made in the United States. When Merlin production finally ceased in 1950, almost 150,000 engines had been delivered.
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In early , Packard Motors was licensed to build Merlin engines. In Canada, the Packard Merlins were designated Merlin 28 and Later models of the Curtiss P were also powered by Packard Merlins. The standard engine for the PD Mustang was the liquid-cooled, l2-cylinder, Packard-built, Rolls-Royce Merlin V or -7 developing 1, hp at take-off. The original Mustangs were fitted with low-altitude rated Allison V engines, but as the possibilities of the Mustang as a high-altitude fighter was realized, it was decided to fit the aircraft with a Merlin engine.
Piston powered flight. The V12 Merlin engine also powered boats, cars and tanks. Rolls-Royce Rolls-Royce is a set of several companies, all deriving from the automobile and aero-engine company founded by Henry Royce and Charles. Rolls in R olls Royce plc , by far the most significant in economic terms, is a British engineering firm these days specializing in turbine-based products, particularly aero engines, but providing a wide range of civil and military engineering products and services. In Vickers Aviation took over Supermarine. In Supermarine and Vickers were taken over by Vickers-Armstrong.
Two built, passed bench type testing in July , generating horsepower ( kW) at Powered the Supermarine Spitfire prototype. Formed basis for the Rolls-Royce/Rover Meteor tank engine. "Racing".
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Few engines throughout history have achieved a near mythical status among its admirers. Fewer still can share credit for the rescue of an entire nation. Perhaps only the Rolls-Royce Merlin engine can claim both distinctions. Ford initially accepted the deal, but later reneged. Henry Ford explained that he would only produce military items for US defense.
The Merlin engine was first run on October 15 th It passed its type testing in July when on a test run it generated hp and first took to the air in February To start with the Merlin was officially called the PV but Rolls-Royce had a convention of naming their engines after a bird of prey and once the PV received government funding for its development it became the Merlin. It was a major improvement on the Rolls-Royce Kestrel engine in terms of power. The Merlin was a liquid-cooled V engine and was first used in a Hawker Hart biplane in February In the same year the Air Ministry issued a directive that required a new fighter aircraft that could fly at a minimum speed of mph. The two companies that best responded to this requirement were Supermarine and Hawker.