SM U-1 (Germany)
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SM U-1 was the first U-boat produced for the Imperial German Navy. The boat was constructed by Germaniawerft in Kiel and was commissioned on 14 December 1906. The main purpose of U-1 was to develop op
SM U-1 at sea
Center controls of U-1
View on the electrical engines and kerosine engine of the U-1 at display in the Deutsches Museum in Munich
Motor–generator
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A motor–generator is a device for converting electrical power to another form. Motor–generator sets are used to convert frequency, voltage, or phase of power. They may also be used to isolate electric
SM U-1 (Germany)
…cruising range of 1,500 nautical miles (2,800 km; 1,700 mi) at 10 kn (19 km/h; 12 mph). For submerged propulsion U-1 had two Garbe Lahmeyer double-acting electric motors with a total of 300 kW (408 PS; 402 shp). These engines were not designed for U-boats but were rather large sized land-based machinery. They were open…
Aircraft radio modulator unit from the Second World War, showing a dynamotor (the black cylinder) which converts the aircraft's 24–28 V DC to 500 V DC for the transmitter. Dübendorf Museum of Military Aviation
An MG set used to provide a variable three phase AC voltage for an Electron Beam Welding Machine high voltage power supply.