1905 Alfred Büchi patents turbocharging technology 1924 World’s first heavy duty turbocharger for enhanced engine efficiency 1926 The Preussen and Hansestadt Danzig are first ships powered by turbocharged engines 1927 Swiss Locomotive and Machine Works (SLM) receives its first supercharged engines 1932 First standardized range of turbochargers marks the beginning of broad industrialization 1952 A new era of ship propulsion - “Dorthe Maersk” the first ship powered by a turbocharged two-stroke diesel engine sets sail 1960s Smaller, lighter RR turbochargers for modern diesel engines set new standards in efficiency and pressure ratio Late 1970s–1980s 1980s VTR 4A and VTC take turbocharging to a new level of efficiencies to become the standard choice 1998 The Catalonia equipped with an engine running on ABB turbochargers breaks the record for the fastest surface transatlantic crossing TPL-B is launched to meet worldwide demand for large ocean-going vessels 2004 TPL91-B is delivered for world’s most powerful electronically controlled engine 2004 TPL-C and TPS-F are launched to tackle high output and low emission demands 2010 Innovative Valve Control Management (VCM) cuts emissions and fuel consumption 2013 A200-L achieves an unprecedented 30% increase in volume flow 2014 Power2 specially designed for 2-stage turbocharging breaks single stage limitations The future Leading turbocharging innovation for a greener, more sustainable future ABB Turbocharging Pionieering turbocharging innovations 1999 VTR 4 launches to tackle high oil prices and market demand for more turbocharging power