Question 7 [15%] In Figure 1, stream S-1 is defined as follows: Temperature: 300C Pressure: 2 bar S-1 Molar flow rate: 1

[answerhappygod]

Question 7 15 In Figure 1 Stream S 1 Is Defined As Follows Temperature 300c Pressure 2 Bar S 1 Molar Flow Rate 1 1 (46.47 KiB) Viewed 26 times

Question 7 15 In Figure 1 Stream S 1 Is Defined As Follows Temperature 300c Pressure 2 Bar S 1 Molar Flow Rate 1 2 (59.19 KiB) Viewed 26 times

Question 7 15 In Figure 1 Stream S 1 Is Defined As Follows Temperature 300c Pressure 2 Bar S 1 Molar Flow Rate 1 3 (30.79 KiB) Viewed 26 times

Question 7 [15%] In Figure 1, stream S-1 is defined as follows: Temperature: 300C Pressure: 2 bar S-1 Molar flow rate: 1,000 kgmol/hr Composition: 25 mol% methanol, 75 mol% water. The distillation column, T-100, is defined according to Figure 2. Column T-100/COL1 Fluid Pig: Basis-1/MRTL-Ideal Design Come 1:100 SubFleet Tag COL1 Condenter Connections Monta Condenses Energy Sta COUTY Specs Spec Sunny Subcooking Notes Pond Iriet Steame Nup of b Stage See age $1 Mar Pub A) Top Down Boton Up DataP Bokb Ed Trans Design Pastor Side Ops Rating Wol hest Palomance Flowshed Reactions Dynamics Delele Colugn Enveerment Stage Numbering 1 T-100 Total Patial Ful OyhdLiqad Outlet 62 Type Draw Stage Del P 0000 Optional Side Dig Sheam Ece Shean C-DUTY S-2 R-DUTY S-3 Figure 1: Flowsheet Rebor Type Kette Reboler Energy Sta ROUTY Boon Liguid Out Update Outletsgoed Figure 2: Connections page for T-100

are defined, of type "Component Fraction Spec:" X Comp Frac Spec: Water Methanol Water Name Draw $-3 @COL1 Mole Fraction Basis Spec Value 0.9950 Components: H20 Methanol << Component >> << Component >> Stream Stage Target Type Stream Stage Summary Spec Type Parameters Summary Spec Type Parameters Delete Delete The monitor page is presented in Figure 3. Column: T-100/COLI Fluid Pkg: Basis-1/NRTL-Ideal OO Design Optional Checks Proje Connections Monitor Specs Specs Summary Subcooling Notes View Design Parameters Side Ops Rating Worksheet Performance Flowsheet Reactions Dynamics Delete Column Environment Run Reset Figure 3: Monitor page for T-100. Two specifications Comp Frac Spec: Methanol Name Draw Basis Spec Value Components: Target Type Input Summary ter Step 999 0.0001 999 0.0001 999: 00001 999 0.0001 999 0.0001 Specifications Reflux Ratio Feux Rate Bm Prod Rate Distillate Rate Methanol Water S-2 @COL1 Mole Fraction 0.9950 View Intial Estimates Equibium Heat/Spec 0.000000 000000 0000000 0000000 0000601 0000000 0.000001 0.000000 0.000601 1200 180 Temp 1100 Pest 1000 90.00 ⒸFlow 30:00 8:00 0000 219 Current Value 120 2.90+004 753 247 0.995 0.995 Wt Emor cemplyo cempty r cemply Г comply r 0.0011 P 0.0001 P P Active Estimate Cuent P P P P Г P P 0.9950 0 9950 Add Spec Group Active Update Inactive Order Specs Degrees of Freedom Update Outlets Ignored Specified Velve Три Т Рoaton ton Te cempty cempty cemply cemply

What is to be done, in your opinion, to converge the column for minimum cost in terms of equipment and energy (choose one answer only)? a. No changes are necessary; the column is already converged. b. Add more trays to the column c. Reduce the number of trays in the column d. Connect the feed stream at a tray located higher up in the column e. Connect the feed stream at a tray located lower down in the column