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Charles Proteus Steinmetz (born Karl August Rudolph Steinmetz; April 9, 1865 – October 26, 1923) was a Prussian
mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, mathematical structure, structure, space, Mathematica ...
and
electrical engineer Electrical engineering is an engineering discipline concerned with the study, design, and application of equipment, devices, and systems that use electricity, electronics, and electromagnetism. It emerged as an identifiable occupation in the l ...
and professor at
Union College Union College is a Private university, private liberal arts college in Schenectady, New York, United States. Founded in 1795, it was the first institution of higher learning chartered by the New York State Board of Regents, and second in the s ...
. He fostered the development of
alternating current Alternating current (AC) is an electric current that periodically reverses direction and changes its magnitude continuously with time, in contrast to direct current (DC), which flows only in one direction. Alternating current is the form in w ...
that made possible the expansion of the
electric power industry The electric power industry covers the generation, transmission, distribution and sale of electric power to the general public and industry. The commercial distribution of electric power started in 1882 when electricity was produced for elec ...
in the United States, formulating mathematical theories for engineers. He made ground-breaking discoveries in the understanding of
hysteresis Hysteresis is the dependence of the state of a system on its history. For example, a magnet may have more than one possible magnetic moment in a given magnetic field, depending on how the field changed in the past. Plots of a single component of ...
that enabled engineers to design better electromagnetic apparatus equipment, especially
electric motor An electric motor is a machine that converts electrical energy into mechanical energy. Most electric motors operate through the interaction between the motor's magnetic field and electric current in a electromagnetic coil, wire winding to gene ...
s for use in industry. At the time of his death, Steinmetz held over 200 patents. A genius in both mathematics and electronics, he did work that earned him the nicknames "Forger of Thunderbolts" and "The Wizard of Schenectady". Steinmetz's equation, Steinmetz solids, Steinmetz curves, and Steinmetz equivalent circuit are all named after him, as are numerous honors and scholarships, including the IEEE Charles Proteus Steinmetz Award, one of the highest technical recognitions given by the
Institute of Electrical and Electronics Engineers The Institute of Electrical and Electronics Engineers (IEEE) is an American 501(c)(3) public charity professional organization for electrical engineering, electronics engineering, and other related disciplines. The IEEE has a corporate office ...
professional society.


Early life and education

Steinmetz was born Karl August Rudolph Steinmetz on April 9, 1865, in Breslau, Province of Silesia,
Prussia Prussia (; ; Old Prussian: ''Prūsija'') was a Germans, German state centred on the North European Plain that originated from the 1525 secularization of the Prussia (region), Prussian part of the State of the Teutonic Order. For centuries, ...
(now
Wrocław Wrocław is a city in southwestern Poland, and the capital of the Lower Silesian Voivodeship. It is the largest city and historical capital of the region of Silesia. It lies on the banks of the Oder River in the Silesian Lowlands of Central Eu ...
,
Poland Poland, officially the Republic of Poland, is a country in Central Europe. It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, bordered by Lithuania and Russia to the northeast, Belarus and Ukrai ...
), the son of Caroline (Neubert) and Karl Heinrich Steinmetz. He was baptized as a
Lutheran Lutheranism is a major branch of Protestantism that emerged under the work of Martin Luther, the 16th-century German friar and Protestant Reformers, reformer whose efforts to reform the theology and practices of the Catholic Church launched ...
into the Evangelical Church of Prussia. Steinmetz, who stood only tall as an adult, had
dwarfism Dwarfism is a condition of people and animals marked by unusually small size or short stature. In humans, it is sometimes defined as an adult height of less than , regardless of sex; the average adult height among people with dwarfism is . '' ...
, hunchback, and hip dysplasia, as did his father and grandfather. Steinmetz graduated with honors from St. John's Gymnasium in 1882. Following Gymnasium, Steinmetz studied at the University of Breslau to begin work on his undergraduate degree in 1883. Nearing completion of his doctorate in 1888, he was forced to flee to
Zurich Zurich (; ) is the list of cities in Switzerland, largest city in Switzerland and the capital of the canton of Zurich. It is in north-central Switzerland, at the northwestern tip of Lake Zurich. , the municipality had 448,664 inhabitants. The ...
,
Switzerland Switzerland, officially the Swiss Confederation, is a landlocked country located in west-central Europe. It is bordered by Italy to the south, France to the west, Germany to the north, and Austria and Liechtenstein to the east. Switzerland ...
, as the German government was preparing to prosecute him for his socialist activities.


Political persecution and emigration

As socialist meetings and press had been banned in Germany, Steinmetz fled to Zurich in 1889 to escape possible arrest.
Cornell University Cornell University is a Private university, private Ivy League research university based in Ithaca, New York, United States. The university was co-founded by American philanthropist Ezra Cornell and historian and educator Andrew Dickson W ...
Professor Ronald R. Kline, author of ''Steinmetz: Engineer and Socialist'',Ronald R. Klein, Steinmetz: Engineer and Socialist (Johns Hopkins Studies in the History of Technology), 1992 , points to other factors which reinforced Steinmetz's decision to leave his homeland such as financial problems and the prospect of a more harmonious life with his socialist friends and supporters than the stressful domestic circumstances of his father's household. Faced with an expiring visa, he emigrated to the United States in 1889. He changed his first name to "Charles" to sound more American, and chose the middle name "
Proteus In Greek mythology, Proteus ( ; ) is an early prophetic sea god or god of rivers and oceanic bodies of water, one of several deities whom Homer calls the "Old Man of the Sea" (''hálios gérôn''). Some who ascribe a specific domain to Prote ...
", a wise hunchbacked character from the ''
Odyssey The ''Odyssey'' (; ) is one of two major epics of ancient Greek literature attributed to Homer. It is one of the oldest surviving works of literature and remains popular with modern audiences. Like the ''Iliad'', the ''Odyssey'' is divi ...
'' who knew many secrets, after an epithet bestowed upon him by his college fraternity brothers.


Political activism and beliefs

Steinmetz was politically active in the US as a technocratic socialist for over thirty years. Following the Bolshevik introduction of a technocratic plan to electrify Russia, Steinmetz spoke of
Lenin Vladimir Ilyich Ulyanov ( 187021 January 1924), better known as Vladimir Lenin, was a Russian revolutionary, politician and political theorist. He was the first head of government of Soviet Russia from 1917 until Death and state funeral of ...
alongside
Albert Einstein Albert Einstein (14 March 187918 April 1955) was a German-born theoretical physicist who is best known for developing the theory of relativity. Einstein also made important contributions to quantum mechanics. His mass–energy equivalence f ...
as the "two greatest minds of our time." He believed in a corporatist industrial government also covering its human welfare function. A member of the original Technical Alliance, which also included
Thorstein Veblen Thorstein Bunde Veblen (; July 30, 1857 – August 3, 1929) was an American Economics, economist and Sociology, sociologist who, during his lifetime, emerged as a well-known Criticism of capitalism, critic of capitalism. In his best-known book ...
and Leland Olds, Steinmetz had great faith in the ability of machines to eliminate human toil and create abundance for all. He put it this way: "Some day we illmake the good things of life for everybody." Steinmetz's techno-utopian optimism was deeply intertwined with his political beliefs, and he was convinced that the spread of
electrification Electrification is the process of powering by electricity and, in many contexts, the introduction of such power by changing over from an earlier power source. In the context of history of technology and economic development, electrification refe ...
would inevitably steer human society toward socialism.


Electrical engineering

Steinmetz is known for his contribution in three major fields of alternating current (AC) systems theory:
hysteresis Hysteresis is the dependence of the state of a system on its history. For example, a magnet may have more than one possible magnetic moment in a given magnetic field, depending on how the field changed in the past. Plots of a single component of ...
,
steady-state In systems theory, a system or a process is in a steady state if the variables (called state variables) which define the behavior of the system or the process are unchanging in time. In continuous time, this means that for those properties ''p'' ...
analysis, and transients.See also IEC Electropedia's
hysteresissteady state of a systemcomplex number
an
transient behaviour


AC hysteresis theory

Shortly after arriving in the United States, Steinmetz went to work for Rudolf Eickemeyer in
Yonkers, New York Yonkers () is the List of municipalities in New York, third-most populous city in the U.S. state of New York (state), New York and the most-populous City (New York), city in Westchester County, New York, Westchester County. A centrally locate ...
, and published in the field of magnetic hysteresis, earning worldwide professional recognition. Eickemeyer's firm developed
transformer In electrical engineering, a transformer is a passive component that transfers electrical energy from one electrical circuit to another circuit, or multiple Electrical network, circuits. A varying current in any coil of the transformer produces ...
s for use in the transmission of electrical power among many other mechanical and electrical devices. In 1893 Eickemeyer's company, along with all of its patents and designs, was bought by the newly formed
General Electric General Electric Company (GE) was an American Multinational corporation, multinational Conglomerate (company), conglomerate founded in 1892, incorporated in the New York (state), state of New York and headquartered in Boston. Over the year ...
Company, where Steinmetz quickly became known as the engineering wizard in GE's engineering community.


AC steady state circuit theory

Steinmetz's work revolutionized AC circuit theory and analysis, which had been carried out using complicated, time-consuming
calculus Calculus is the mathematics, mathematical study of continuous change, in the same way that geometry is the study of shape, and algebra is the study of generalizations of arithmetic operations. Originally called infinitesimal calculus or "the ...
-based methods. In the groundbreaking paper, "Complex Quantities and Their Use in Electrical Engineering", presented at a July 1893 meeting published in the American Institute of Electrical Engineers (AIEE), Steinmetz simplified these complicated methods to "a simple problem of algebra". He systematized the use of
complex number In mathematics, a complex number is an element of a number system that extends the real numbers with a specific element denoted , called the imaginary unit and satisfying the equation i^= -1; every complex number can be expressed in the for ...
phasor representation in electrical engineering education texts, whereby the lower-case letter "j" is used to designate the 90-degree
rotation Rotation or rotational/rotary motion is the circular movement of an object around a central line, known as an ''axis of rotation''. A plane figure can rotate in either a clockwise or counterclockwise sense around a perpendicular axis intersect ...
operator in AC system analysis. His seminal books and many other AIEE papers "taught a whole generation of engineers how to deal with AC phenomena".


AC transient theory

Steinmetz also greatly advanced the understanding of
lightning Lightning is a natural phenomenon consisting of electrostatic discharges occurring through the atmosphere between two electrically charged regions. One or both regions are within the atmosphere, with the second region sometimes occurring on ...
. His systematic experiments resulted in the first laboratory created "man-made lightning", earning him the nickname the "Forger of Thunderbolts". These were conducted in a football field-sized laboratory at General Electric, using 120,000
volt The volt (symbol: V) is the unit of electric potential, Voltage#Galvani potential vs. electrochemical potential, electric potential difference (voltage), and electromotive force in the International System of Units, International System of Uni ...
generators. He also erected a lightning tower to attract natural lightning to study its patterns and effects, which resulted in several theories.


Professional life

Steinmetz acted in the following professional capacities: * At Union College, as chair of electrical engineering from 1902 to 1913Lemelson-MIT ProgramCharles Steinmetz: Improvements to Alternating Current Motor
and as faculty member thereafter until his death in 1923 * Board member on the Schenectady Board of Education for six years, including four years as the board's president * President of the Common Council of Schenectady
President
of the
American Institute of Electrical Engineers The American Institute of Electrical Engineers (AIEE) was a United States–based organization of electrical engineers that existed from 1884 through 1962. On January 1, 1963, it merged with the Institute of Radio Engineers (IRE) to form the Inst ...
from 1901 to 1902 * First vice-president of the International Association of Municipal Electricians (IAME) from 1913 until his death in 1923. He was granted an honorary degree from
Harvard University Harvard University is a Private university, private Ivy League research university in Cambridge, Massachusetts, United States. Founded in 1636 and named for its first benefactor, the History of the Puritans in North America, Puritan clergyma ...
in 1901 and a doctorate from Union College in 1903.; other awards include the
Certificate of Merit The Certificate of Merit Medal was a Awards and decorations of the United States military, military decoration of the United States Army that was issued between the years of 1905 and 1918. The Certificate of Merit Medal replaced the much older Cer ...
of Franklin Institute, 1908; the
Elliott Cresson Medal The Elliott Cresson Medal, also known as the Elliott Cresson Gold Medal, was the highest award given by the Franklin Institute. The award was established by Elliott Cresson, life member of the Franklin Institute, with $1,000 granted in 1848. Th ...
, 1913; and the
Cedergren Medal The Cedergren Medal is a rarely granted honor awarded to outstanding scientists in electrical engineering by the Cedergren Foundation. Only 14 have been issued since the recognition was created in 1914. Mathematics genius and electrical engineerin ...
, 1914. Steinmetz was also an elected member of both the
American Academy of Arts and Sciences The American Academy of Arts and Sciences (The Academy) is one of the oldest learned societies in the United States. It was founded in 1780 during the American Revolution by John Adams, John Hancock, James Bowdoin, Andrew Oliver, and other ...
and the
American Philosophical Society The American Philosophical Society (APS) is an American scholarly organization and learned society founded in 1743 in Philadelphia that promotes knowledge in the humanities and natural sciences through research, professional meetings, publicat ...
. Steinmetz wrote 13 books and 60 articles, not exclusively about engineering. He was a member and adviser to the fraternity Phi Gamma Delta at Union College, whose chapter house was one of the first electrified residences. While serving as president of the Schenectady Board of Education, Steinmetz introduced numerous progressive reforms, including extended school hours, school meals, school nurses, special classes for the children of immigrants, and the distribution of free textbooks.


Personal life

Steinmetz was affected by
kyphosis Kyphosis () is an abnormally excessive convex curvature of the Spinal column, spine as it occurs in the Thoracic spine, thoracic and sacrum, sacral regions. Abnormal inward concave ''lordotic'' curving of the Cervical spine, cervical and Lumba ...
, as were his father and grandfather. In spite of his love for children and family life, Steinmetz remained unmarried, to prevent his spinal deformity from being passed to any offspring. When Joseph LeRoy Hayden, a loyal and hardworking lab assistant, announced that he would marry and look for his own living quarters, Steinmetz made the unusual proposal of opening his large home, complete with research lab,
greenhouse A greenhouse is a structure that is designed to regulate the temperature and humidity of the environment inside. There are different types of greenhouses, but they all have large areas covered with transparent materials that let sunlight pass an ...
, and office to the Haydens and their prospective family. Hayden favored the idea, but his future wife was wary of the unorthodox arrangement. She agreed after Steinmetz's assurance that she could run the house as she saw fit. After an uneasy start, the arrangement worked well for all parties, especially after three Hayden children were born. Steinmetz legally adopted Joseph Hayden as his son, becoming grandfather to the youngsters, entertaining them with fantastic stories and spectacular scientific demonstrations. The unusual, harmonious living arrangement lasted for the rest of Steinmetz's life. In 1894, Steinmetz founded the ''Mohawk Aerial Navigation Company (Ltd.)'', which became the first practical, active gliding club in the world. But none of its prototypes "could be dignified with the term 'flight.Charles P. Steinmetz: ''America's first glider club'', In: ''The Sportsman Pilot'', Vol. 4., Nr. 4, pp 26-27 (December, 1930)

/ref>Crouch, Tom D. (February 7, 2002)
''A Dream of Wings: Americans and the Airplane, 1875–1905''
pp. 171–172.
Froehlich, Fritz; Kent, Allen (editors, 1990)
''The Froehlich/Kent Encyclopedia of Telecommunications''
Volume 15, p. 467
Steinmetz was a lifelong agnostic. He died on October 26, 1923, and was buried in Vale Cemetery in Schenectady.


Legacy

Steinmetz earned wide recognition among the scientific community and numerous awards and honors both during his life and posthumously. Steinmetz's equation, derived from his experiments, defines the approximate heat energy due to magnetic hysteresis released, per cycle per unit volume of magnetic material. A Steinmetz solid is the solid body generated by the intersection of two or three cylinders of equal radius at right angles. Steinmetz's equivalent circuit is still widely used for the design and testing of induction machines. One of the highest technical recognitions given by the
Institute of Electrical and Electronics Engineers The Institute of Electrical and Electronics Engineers (IEEE) is an American 501(c)(3) public charity professional organization for electrical engineering, electronics engineering, and other related disciplines. The IEEE has a corporate office ...
, the " IEEE Charles Proteus Steinmetz Award", is given for major contributions to
standardization Standardization (American English) or standardisation (British English) is the process of implementing and developing technical standards based on the consensus of different parties that include firms, users, interest groups, standards organiza ...
within the field of electrical and electronics engineering. The Charles P. Steinmetz Memorial Lecture series was begun in his honor in 1925, sponsored by the Schenectady branch of the
IEEE The Institute of Electrical and Electronics Engineers (IEEE) is an American 501(c)(3) organization, 501(c)(3) public charity professional organization for electrical engineering, electronics engineering, and other related disciplines. The IEEE ...
. Section History founded January 26, 1903. Through 2017 seventy-three gatherings have taken place, held almost exclusively at
Union College Union College is a Private university, private liberal arts college in Schenectady, New York, United States. Founded in 1795, it was the first institution of higher learning chartered by the New York State Board of Regents, and second in the s ...
, featuring notable figures such as
Nobel laureate The Nobel Prizes (, ) are awarded annually by the Royal Swedish Academy of Sciences, the Swedish Academy, the Karolinska Institutet, and the Norwegian Nobel Committee to individuals and organizations who make outstanding contributions in th ...
experimental physicist Robert A. Millikan, helicopter inventor Igor Sikorsky, nuclear submarine pioneer Admiral Hyman G. Rickover (1963), Nobel-winning
semiconductor A semiconductor is a material with electrical conductivity between that of a conductor and an insulator. Its conductivity can be modified by adding impurities (" doping") to its crystal structure. When two regions with different doping level ...
inventor
William Shockley William Bradford Shockley ( ; February 13, 1910 – August 12, 1989) was an American solid-state physicist, electrical engineer, and inventor. He was the manager of a research group at Bell Labs that included John Bardeen and Walter Houser Brat ...
, and Internet "founding father" Leonard Kleinrock. Steinmetz's connection to Union is further celebrated with the annual Steinmetz Symposium, a day-long event in which Union undergraduates give presentations on research they have done. Steinmetz Hall, which houses the Union College computer center, is named after him. The Charles P. Steinmetz Scholarship is awarded annually by the college, underwritten since its inception in 1923 by the General Electric Company. An additional Charles P. Steinmetz Memorial Scholarship was later established at Union by Marjorie Hayden, daughter of Joseph and Corrine Hayden, and is awarded to students majoring in engineering or physics. A 1914 "Duplex Drive Brougham" Detroit Electric automobile that once belonged to Steinmetz was purchased by Union College in 1971, and restored for use in campus ceremonies. The Steinmetz car is permanently displayed in the first-floor corridor between the Wold Center and F.W. Olin building. A Chicago public high school, Steinmetz College Prep, is named for him, as well as a Schenectady public school, the Steinmetz Career and Leadership Academy, formerly Steinmetz Middle-School. A public park in north Schenectady, New York, was named for him in 1931. In 1983, the US Post Office included Steinmetz in a series of postage stamps commemorating American inventors. In May 2015, a life-size bronze statue of Charles Steinmetz meeting
Thomas Edison Thomas Alva Edison (February11, 1847October18, 1931) was an American inventor and businessman. He developed many devices in fields such as electric power generation, mass communication, sound recording, and motion pictures. These inventions, ...
by sculptor and caster Dexter Benedict was unveiled on a plaza on the corner of Erie Boulevards and South Ferry Street in Schenectady. Charles Steinmetz's Mohawk River cabin is preserved and on display in the outdoor collection of historic structures in Greenfield Village, part of the Henry Ford Museum complex in Dearborn, Michigan.


In popular culture

Steinmetz is featured in
John Dos Passos John Roderigo Dos Passos (; January 14, 1896 – September 28, 1970) was an American novelist, most notable for his U.S.A. (trilogy), ''U.S.A.'' trilogy. Born in Chicago, Dos Passos graduated from Harvard College in 1916. He traveled widely as a ...
's '' U.S.A.'' trilogy in one of the biographies. He also serves as a major character in Starling Lawrence's ''The Lightning Keeper''. Steinmetz is a major character in the novel ''Electric City'' by Elizabeth Rosner. In the 1944 Three Stooges short "Busy Buddies", Moe Howard references Steinmetz. Steinmetz was portrayed in 1959 by the actor
Rod Steiger Rodney Stephen Steiger ( ; April 14, 1925 – July 9, 2002) was an American actor, noted for his portrayal of offbeat, often volatile and crazed characters. Ranked as "one of Hollywood's most charismatic and dynamic stars", he is closely associ ...
in the
CBS television CBS Broadcasting Inc., commonly shortened to CBS (an abbreviation of its original name, Columbia Broadcasting System), is an American commercial broadcast television and radio network serving as the flagship property of the CBS Entertainme ...
anthology series An anthology series is a written series, radio, television, film, or video game series that presents a different story and a different set of characters in each different episode, season, segment, or short. These usually have a different ca ...
, '' The Joseph Cotten Show''. The episode focused on his socialist activities in Germany. A famous anecdote about Steinmetz concerns a troubleshooting consultation at Henry Ford's River Rouge Plant. A humorous aspect of the story is the "itemized bill" he submitted for the work performed.


Bibliography


Patents

At the time of his death, Steinmetz held over 200 patents: * , "''System of distribution by alternating current''" (January 29, 1895) * , "''Inductor dynamo''" * , "''Three phase induction meter''" * , "''Inductor dynamo''" * , "''Induction motor''" * , "''System of electrical distribution''" * , "''Induction motor''" * , "''Means for producing light''" (May 7, 1912) * , "''Induction furnace''" * , "''Protective device''" * , "''Inductor dynamo''"


Works

* * * * This book's first edition was expanded and updated in many subsequent editions. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *


See also

* Charles P. Steinmetz Academic Centre * IEEE Charles Proteus Steinmetz Award * :de:Steinmetzschaltung (Steinmetz circuit)


Explanatory notes


Citations


General sources

* * * * * * * * * * * * * * * * * *


Further reading

*
Charles Proteus Steinmetz, the Wizard of Schenectady
, Smithsonian Institution *


External links



,
Edison Tech Center The Edison Tech Center is an interactive learning center with a central emphasis on electricity and engineering. The organization was founded in 2001 under the name Edison Exploratorium, and changed to Edison Steinmetz Center and finally the Ediso ...

Divine Discontent: Charles Proteus Steinmetz
, PBS
Charles Proteus Steinmetz Papers
, Union College
Charles Steinmetz Papers Finding Aid
, Schenectady County Historical Society * {{DEFAULTSORT:Steinmetz, Charles Proteus 1865 births 1923 deaths American agnostics American democratic socialists American electrical engineers American inventors Engineers from New York (state) Engineers from Wrocław European democratic socialists General Electric people Emigrants from the German Empire to the United States Members of the Socialist Party of America Socialist Party of America politicians from New York (state) People from the Province of Silesia People with dwarfism American scientists with disabilities Schenectady City Council members Scientists from Schenectady, New York University of Breslau alumni Union College (New York) alumni Union College (New York) faculty German scientists with disabilities Members of the American Philosophical Society