The score is 1882. Shortly after Edison invented direct current (DC), he invented alternating current (AC), made the world's first alternator, and founded multiphase transmission technology. He is an unparalleled genius, a great man forgotten by the world. He invented the alternator.
1943 65438+ died of heart failure in new york Hotel on1October 5 to 7 at the age of 86. His patents and theoretical work are based on modern AC power systems, including multiphase distribution systems and alternators, which helped him bring about the second industrial revolution.
Tesla's life-long invention witnessed his selfless contribution to society. Although he devoted his life to continuous research, he obtained about 1000 patent inventions. However, in his later years, he was down and out for many years. Although many entrepreneurs took advantage of this talented scientist's love and talent and defrauded him of his research achievements and honors, he still worked hard to research and invent for the happiness of mankind in his later years.
Among Tesla's many inventions, its various AC motors are the most beneficial to the public. In every corner of the world, the development of economy and trade, the progress of science and the enjoyment of life are inseparable from the help of alternating current.
At the end of 2003, there was a blackout in the United States and a blackout in Europe, which once plunged into social and economic paralysis. As early as 1882, Tesla had invented the world's first high-frequency AC motor, and in 1885, it invented multiphase current and multiphase electricity technology.
References:
Baidu Encyclopedia-nikola tesla