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Clerget 11Eb

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The Clerget 11Eb was an 11-cylinder rotary aircraft engine of the World War I era designed by Pierre Clerget. Powering Sopwith types it was nominally rated at 200 horsepower (150 kW).

Contents

Applications

  • Sopwith Bulldog
  • Sopwith Hippo
  • Sopwith Salamander

    • Specifications (Clerget 11Eb)

    Data from Lumsden.

    General characteristics

  • Type: 11-cylinder air-cooled rotary engine
  • Bore: 120 mm (4.72 in)
  • Stroke: 190 mm (7.48 in)
  • Displacement: 21.49 l (1,311.40 cu in)
  • Dry weight: 232 kg (511 lb)

    • Components

  • Valvetrain: 1 each overhead inlet and exhaust valves operated by pushrods and rockers
  • Fuel system: Bloctube carburettor
  • Fuel type: Gasoline with Castor oil lubricant
  • Oil system: Castor oil mixed with fuel
  • Cooling system: Air-cooled

    • Performance

  • Power output: 160.33 kW (215 hp) at 1,300 rpm (maximum power)
  • Specific power: 0.1639 hp/cu in (7.46 kW/l)
  • Compression ratio: 5.1:1
  • Specific fuel consumption: 0.518 l/kW/hour (0.68pt/hp/hour)
  • Oil consumption: 0.0838 l/kW/hour (0.11 pt/hp/hour)
  • Power-to-weight ratio: 0.694 kW/kg (0.421 hp/lb)

    • References

    Clerget 11Eb Wikipedia
    (Text) CC BY-SA