hw 8 key - Fugacities Peng-Robinson Equation of State...

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Fugacities Peng-Robinson Equation of State (Mixture) Spreadsheet protected, but no password used. Fugacities kij Component z i Tc (K) Pc (MPa) w SOPROPANOSOPROPANO Water ISOPROPA 0.97 508.3 4.764 0.669 - - - ISOPROPA 0 508.3 4.764 0.669 0 - - Water 0.03 647.3 22.12 0.344 0 0 - Current State Roots T (K) 393 Z V fugacity component fugacity coeff component fugacity(MPa) mixture P (MPa) 0.8 cm 3 /gmol MPa ISOPROPANISOPROPANWater ISOPROPAISOPROP Water A 0.1674143 answers for three 0.825327 3370.844 0.68077386 0.8474286 0.8474286 0.97370808 0.657605 0 0.023369 B 0.0165289 root region 0.135958 555.2887 R(cm 3 MPa/molK) 0.022186 90.61163 0.35597469 0.4323366 0.4323366 1.12908259 0.335493 0 0.027098 8.314 #NUM! #NUM! #NUM! #NUM! #NUM! #NUM! #NUM! #NUM! #NUM! A Tr Pr k a ac a b A B OPROPANOOPROPANO Water ISOPROPA0.773165 0.167926 1.285602 1.3344278 1714069.7 2287302.2 69.011 0.171399 0.0169 0.171399 0.171399 0.104596 ISOPROPA0.773165 0.167926 1.285602 1.3344278 1714069.7 2287302.2 69.011 0.171399 0.0169 0.171399 0.171399 0.104596 Water 0.607137 0.036166 0.873235 1.42281684 598668.08 851795.02 18.927 0.063829 0.00463 0.1045958 0.104596 0.063829 Solution to Cubic Z 3 + a 2 Z 2 + a 1 Z + a 0 =0 R = q 2 /4 + p 3 /27 = -3.674E-05 a 2 a 1 a 0 p q If Negative, three unequal real roots, -0.98347 0.133537 -0.00249 -0.18887 -0.0291743 If Positive, one real root Method 1 - For region with one real root P Q Root to equation in x Solution methods are summarized #NUM! #NUM! #NUM! in the appendix of the text. Method 2 - For region with three real roots m 3q/pm 3* q 1 q 1 Roots to equation in x 0.501821 0.92345 0.393821 0.131274 0.49750334 -0.1918652 -0.3056381 Page 1
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Fugacities Page 1 Peng-Robinson Equation of State (Mixture)
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hw 8 key - Fugacities Peng-Robinson Equation of State...

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