Artikel: Siemens-Halske Sh 14 GudangMovies21 Rebahinxxi

    • Source: Siemens-Halske Sh 14

      • The Siemens-Halske Sh 14 was a seven-cylinder air-cooled radial engine for aircraft produced in Germany in the 1920s and 1930s. First run in 1928, it was rated at 93 kW (125 hp). It was briefly distributed in the United States by Ryan Aeronautical as the Yankee 7.


      Applications


      Albatros L 82
      Ambrosini SAI.3
      Ambrosini SAI.10
      BFW M.23
      BFW M.29
      BFW M.35
      Blohm & Voss Ha 135
      Bücker Bü 133C Jungmeister
      Command-Aire 3C3-BT
      Doblhoff WNF 342
      Flettner Fl 185
      Flettner Fl 265
      Flettner Fl 282
      Focke-Wulf C.20
      Focke-Wulf C.30 Heuschrecke
      Focke-Wulf Fw 44
      Focke-Wulf Fw 61
      Heinkel He 72
      I.Ae. 23
      LWD Szpak
      LWD Zuch
      Nuri Demirağ Nu D.38
      Prudden XM-1
      Prudden TM-1
      RWD-17W
      Rogozarski SIM-VIII
      Rogozarski SIM-XI
      SIM-II
      VL Viima


      Specifications (Bramo Sh 14A-4)


      Data from Flugzeug-Typenbuch. Handbuch der deutschen Luftfahrt- und Zubehör-Industrie 1944


      = General characteristics

      =
      Type: seven-cylinder air-cooled radial engine
      Bore: 108 mm (4.25 in)
      Stroke: 120 mm (4.72 in)
      Displacement: 7.84 L (478.4 cu in)
      Length: 1,008 mm (39.69 in)
      Diameter: 936 mm (36.85 in)
      Dry weight: 135 kg (298 lb)


      = Components

      =
      Valvetrain: 1 inlet and 1 exhaust valve per cylinder operated by pushrods and rockers
      Fuel system: 1x SUM 438a or 439a carburetor
      Fuel type: 80 octane
      Oil system: pressure feed at 2–4 atm (29–59 psi; 2.0–4.1 bar), with dry sump
      Cooling system: air


      = Performance

      =
      Power output:
      160 PS (158 hp; 118 kW) at 2,200 rpm (5 minutes) at sea level
      145 PS (143 hp; 107 kW) at 2,140 rpm (30 minutes) at sea level
      128 PS (126 hp; 94 kW) at 2,050 rpm (max. continuous / cruise) at sea level
      Specific power: 20.4 PS/L (0.33 hp/cu in; 15.00 kW/L)
      Compression ratio: 6.0:1
      Specific fuel consumption: 0.244 kg/PSh (0.545 lb/(hp⋅h); 0.332 kg/kWh) at max continuous
      Oil consumption: 0.003–0.012 kg/PSh (0.007–0.027 lb/(hp⋅h); 0.004–0.016 kg/kWh) at max continuous
      Power-to-weight ratio: 1.19 PS/kg (0.53 hp/lb; 0.88 kW/kg) at cruise
      B.M.E.P.: 5.95 atm (6.03 bar; 87.4 psi)


      See also


      Continental R-670
      Jacobs R-755
      Warner Scarab


      References



      Becker, E. Siemens Jahrbuch 1928: Flugzeugmotoren der Siemens & Halske AG, reproduced on bungartz.nl
      http://www.oldengine.org/members/diesel/Duxford/germaer1.htm

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