Correlation of diffusion coefficients in dilute solutions

✍ Scribed by C. R. Wilke; Pin Chang

• Publisher: American Institute of Chemical Engineers
• Year: 1955
• Tongue: English
• Weight: 643 KB
• Volume: 1
• Category: Article
• ISSN: 0001-1541
• DOI: 10.1002/aic.690010222

✦ Synopsis

NOTATION a = effective interfacial area, sq. c = constant in Equation (5) D = diffusivity of solute in gas, sq. ft./hr. D, = diameter of sphere possessing the same surface area a s a piece of packing, f t . f t .I cu.ft. G = superficial gas rate, 1b.I (hr.) h, = operating holdup, cu.ft./cu.ft. li, = static holdup, cu.ft.1cu.ft. ht = total holdup, cu.ft./cu.ft. k, = gas-phase mass transfer coefficient, lb. moles/ (hr.) (sq. ft.) (atm.)

k,a = gas-phase mass transfer coefficient, lb. moles/ (hr.) (cu. ft.) (atrn.