| Sh 14 | |
|---|---|
 | |
| Type | Radial engine |
| Manufacturer | Siemens-Halske |
| First run | 1928 |
| Major applications | Focke-Wulf Fw 44 |
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).
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
- 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[1]
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
References
Wikimedia Commons has media related to Siemens-Halske Sh 14.
- 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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