Recent research suggests the following equation of state, known as the PC-SAFT model. (a) Derive an expression
Question:
Recent research suggests the following equation of state, known as the PC-SAFT model.
(a) Derive an expression for Z.
(b) Derive the departure function for (U-Uig).
ηP = b; m = constant proportional to molecular weight; ai, bi are constants.
Transcribed Image Text:
(A - A°)T, V mnp(4-3np) ig. = RT 2 (1-7p)² = A₁ 12m np a₁7:4₂ i = 0 = -(1-m) ln 5-27p (1-7p) -A₁ßε-A₂ (ßε)² m²6 npb₁np i = 0 4 m np(2-7p/2) (1-m) mp(20-27 p + 12 np - 27p) 1+ (1-7p)* [(1-7p)(2-7p)]²
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Related Book For
Introductory Chemical Engineering Thermodynamics
ISBN: 9780136068549
2nd Edition
Authors: J. Elliott, Carl Lira
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