Jacques Charles Émile Jouguet (5 January 1871, in
Bessèges
Bessèges (; oc, Besseja) is a commune in the Gard department in France. It is situated on the river Cèze.
History
Historically Bessèges was a hamlet of Robiac. Its importance began with the opening of a coal mine in 1809, followed by an ...
(Gard) – 2 April 1943, in
Montpellier) was a French
engineer
Engineers, as practitioners of engineering, are professionals who invent, design, analyze, build and test machines, complex systems, structures, gadgets and materials to fulfill functional objectives and requirements while considering the limit ...
and scientist, whose name is attached to the
Chapman–Jouguet condition.
He was the son of Félix Jouguet (1831–1887), mining engineer and mayor of Bessèges.
A graduate of
l'École polytechnique (ranked third in the class of 1889) and of the
l'École des mines de Paris (ranked first in the class of 1895), he worked as an engineer in the
Corps des mines
The ''Corps des mines'' is the foremost technical Grand Corps of the French State (grands corps de l'Etat). It is composed of the state industrial engineers. The Corps is attached to the French Ministry of Economy and Finance. Its purpose is to e ...
from 1895 to 1898. He was a professor at l'École des mines de Saint-Étienne from 1898 to 1907. Émile Jouguet is known primarily for his work in thermodynamics and hydrodynamics, applied to heat engines and explosives, and also for his work on shock waves.
In 1910 in Paris he was appointed chief engineer of the control of railroads. He was responsible for developing a comprehensive system of operations and signalling used throughout the rail network in France. From 1910 to 1914 and from 1920 to 1939, he was a professor at l'École des mines de Paris; during World War I he was a lieutenant-colonel of artillery.
In 1921 Jouguet won the
Poncelet Prize
The Poncelet Prize (french: Prix Poncelet) is awarded by the French Academy of Sciences. The prize was established in 1868 by the widow of General Jean-Victor Poncelet for the advancement of the sciences. It was in the amount of 2,000 francs (as of ...
. In 1930, he was elected as a member of
l'Académie des sciences, and in 1936 he was honored with the rank of
commandeur de la légion d'honneur.
Books by Jouguet
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(1924, new edition with notes and additions)
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References
''This article incorporates information from the corresponding article in French Wikipedia.''
External links
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{{DEFAULTSORT:Jouguet, Emile
1871 births
1943 deaths
Commandeurs of the Légion d'honneur
École Polytechnique alumni
French mining engineers
Members of the French Academy of Sciences
Mines ParisTech alumni
People from Gard
French railway civil engineers