Sabri Ergun [SEP] place of birth
Sabri Ergun
Sabri Ergun (1 March 1918 – 18 February 2006) was a Turkish chemical engineer. He is known for the Ergun equation, which expresses the pressure drop across a packed bed.
Biography.
Sabri Ergun was born on 1 March 1918 in Gerede in the Ottoman Empire (now Turkey). He came to the United States in 1943. He received B.S. and M.S. degrees in chemical engineering from Columbia University and a D.Sc. degree from the Vienna University of Technology in 1956. He was married to
Ergun equation
The Ergun equation, derived by the Turkish chemical engineer Sabri Ergun in 1952, expresses the friction factor in a packed column as a function of the modified Reynolds number.
Equation.
formula_1 
where formula_2 and formula_3 are defined as
formula_4 and formula_5
where:
formula_3 is the modified Reynolds number,
fp is the packed bed friction factorbr
formula_7 is the pressure drop across the bed,br
formula_8 is the length of the bed (not the column),br
formula_9 is the equivalent spherical