Rolls-Royce Olympus
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The Rolls-Royce Olympus was the world's second two-spool axial-flow turbojet aircraft engine design, first run in May 1950 and preceded only by the Pratt & Whitney J57, first-run in January 1950. It i
Preserved Bristol Siddeley Olympus Mk 301 Engine Change Unit (ECU) complete with ancillaries and bulkheads.
Gas-flow diagram of Olympus Mk 101
The Rolls-Royce/Snecma Olympus 593 was an Anglo-French turbojet with reheat, which powered the supersonic airliner Concorde. It was initially a joint project between Bristol Siddeley Engines Limited a
Rolls-Royce Olympus
…Bristol Siddeley Engines Limited (BSEL), which in turn was taken over by Rolls-Royce in 1966. Through this period the engine was further developed as the Rolls-Royce/Snecma Olympus 593 for Concorde. Versions of the engine were licensed to Curtiss-Wright in the US as the TJ-32 or J67 (military designation) and the TJ-38 'Zephyr…
On display at the Aerospace Bristol museum
Olympus 593 drawing showing two shafts and reheat. Materials required for high intake temperatures at cruise are: Green- steel alloys, Red - Waspaloy, Yellow - titanium alloys, Blue - nickel-based alloys. Partial reheat only required a single fuel ring and flame stabiliser as shown.
Olympus 593 view of partial reheat (20% thrust boost) showing lower fuelling requirement/temperature, needing only a single ring, compared to a military full reheat.