Rolls-Royce Submarines, a subsidiary of

Rolls-Royce plc Rolls-Royce Holdings plc is a British multinational aerospace and defence company incorporated in February 2011. The company owns Rolls-Royce, a business established in 1904 which today designs, manufactures and distributes power systems for ...

, operates three sites licensed to handle nuclear material, two of which are at Raynesway in

Derby Derby ( ) is a city and unitary authority area in Derbyshire, England. It lies on the banks of the River Derwent in the south of Derbyshire, which is in the East Midlands Region. It was traditionally the county town of Derbyshire. Derby gai ...

, and the other at Vulcan Nuclear Reactor Testing Establishment (NRTE),

Dounreay Dounreay (; gd, Dùnrath) is a small settlement and the site of two large nuclear establishments on the north coast of Caithness in the Highland area of Scotland. It is on the A836 road west of Thurso. The nuclear establishments were create ...

, UK. The Manufacturing Site was licensed in August 1960 and deals with processing of

uranium Uranium is a chemical element with the symbol U and atomic number 92. It is a silvery-grey metal in the actinide series of the periodic table. A uranium atom has 92 protons and 92 electrons, of which 6 are valence electrons. Uranium is weak ...

fuel and the fabrication of

Rolls-Royce PWR The Rolls-Royce pressurised water reactor (PWR) series has powered the UK's Royal Navy nuclear submarines since the , commissioned in 1966. The first British nuclear submarine, , was powered by a Westinghouse S5W reactor. Nuclear reactor desi ...

nuclear reactor A nuclear reactor is a device used to initiate and control a fission nuclear chain reaction or nuclear fusion reactions. Nuclear reactors are used at nuclear power plants for electricity generation and in nuclear marine propulsion. Heat fr ...

cores for Royal Navy submarines such as the new . The Neptune/Radioactive Components Facility Site was licensed in November 1961 and houses the Neptune test reactor which is used to conduct experiments on reactor cores. It was created as a joint company in 1954 with the name Rolls-Royce and Associates; the associates being

Vickers Vickers was a British engineering company that existed from 1828 until 1999. It was formed in Sheffield as a steel foundry by Edward Vickers and his father-in-law, and soon became famous for casting church bells. The company went public in 18 ...

, Foster Wheeler and later

Babcock & Wilcox Babcock & Wilcox is an American renewable, environmental and thermal energy technologies and service provider that is active and has operations in many international markets across the globe with its headquarters in Akron, Ohio, USA. Historicall ...

. It changed its name on 15 January 1999 to Rolls-Royce Marine Power Operations Limited and is part of the marine business of Rolls-Royce plc. It changed its name again on 1 August 2018 to Rolls-Royce Submarines Limited.

References

External links

*
HSE Nuclear Safety ReviewRolls-Royce History Lecture (pdf)
of Raynesway's Neptune reactor test facility on UK Secret Bases website {{UK-company-stub Companies based in Derby Marine engine manufacturers Nuclear technology in the United Kingdom Rolls-Royce