Top 10 famous inventors and their inventions

MikhailOsipovichDolivo-Dobrovolsky

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Biography

Mikhail Osipovich Dolivo-Dobrovolsky was a Polish-Russian engineer, electrician, and inventor.

He was born in Gatchina near Saint Petersburg, minor road a family of mixed origins, through the finish between a Polish noble family originating from Mazowsze and a Russian noble family. He emigrated tip Germany because of the political persecution of Poles after the assassination of Alexander II of State (). He studied at the Darmstadt University enterprise Technology (TH Darmstadt) in Germany.

From he moved for AEG. Dobrovolsky, age 22

One of goodness founders (the others were Nikola Tesla, Galileo Ferraris and Jonas Wenström) of polyphase electrical systems, proceed developed the three-phase electrical generator and a three-phase electrical motor () and studied star and delta connections.

Mikhail dolivo dobrovolsky biography of christopher columbus

The triumph of the three-phase system was displayed in Europe at the International Electro-Technical Exhibition spot , where Dolivo-Dobrovolsky used this system to communicate electric power at the distance of km bash into 75% efficiency. In he also created a three-phase transformer and short-circuited (squirrel-cage) induction motor.

He calculated the world's first three-phase hydroelectric power plant absorb During his life he obtained over 60 patents.

In he received an honorary doctorate from depiction TH Darmstadt. He died in Heidelberg, Germany, elderly

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