The History
of Energy at
Siemens

00
Werner von Siemens’ application of the
dynamo-electric principle and his development of
the dynamo lay the cornerstone for a new energy
era
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00
Siemens-Schuckertwerke is created by merging Siemens & Halske’s heavy-voltage departments with Elektrizitäts-Aktiengesellschaft vorm. Schuckert & Co.
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20
Siemens develops a 110-kV oil-filled cable that allows danger-free connections between long-distance overhead power lines and inner cities – a milestone in electric power transmission in Germany
Siemens-Schuckertwerke acquires Thyssen’s steam turbine plant in Mülheim/Ruhr


The Ardnacrusha hydroelectric plant on the River
Shannon goes into operation, supplying
electricity to the Irish Free State
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30
Siemens’ development of the expansion circuit breaker opens a new chapter in high-voltage circuit breaker construction

The West Large Power Plant (now the Ernst Reuter Power Plant) is built on a turnkey basis – the most up-to-date thermal power plant in Europe
50
The 300-MW San Nicolás power plant starts operation in Argentina. This, the first large export order after the war’s end, marks Siemens’ return to the global market


60
Siemens’ first power plant turbine, the VM80, starts operation at the Obersendling combined heat and power plant in Munich

Siemens is the first company in Europe to present an SF6 high-voltage circuit breaker, offering highly reliable operation and simple maintenance
Siemens and AEG found Kraftwerk Union AG and Transformatoren AG


70
Siemens builds Cahora Bassa in southern Africa,
one of the first large HVDC installations
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80
GROWIAN, a large wind turbine for which Siemens supplied the generator, initiates its trial run
KWU and TU are integrated into the Power Generation Group

90
Siemens acquires the fossil-fueled power plant business of the US company Westinghouse

00
Acquisition of Danish wind power company Bonus Energy A/S


Siemens presents the world’s first HVDC system to operate at a transmission voltage of 800 kV
10
Siemens acquires Dresser-Rand, the world’s leading supplier of compressors, steam and gas turbines, and motors

Siemens Gamesa Renewable Energy is founded


Siemens completes work on the world’s three largest combined-cycle power plants in Egypt
20
2020
Siemens Energy is founded

Find out more: “Electric Times” – Siemens and the History of Energy Technology