| [795] | 1 | #*---------------------------------------------- |
|---|
| 2 | * FlowSheet generated automaticaly by EMSO-GUI |
|---|
| 3 | *----------------------------------------------*# |
|---|
| 4 | |
|---|
| [905] | 5 | using "streams.mso"; |
|---|
| 6 | using "pressure_changers/valve.mso"; |
|---|
| 7 | using "controllers/PIDs.mso"; |
|---|
| 8 | using "stage_separators/tank.mso"; |
|---|
| 9 | using "pressure_changers/pump.mso"; |
|---|
| [795] | 10 | |
|---|
| 11 | FlowSheet Sample_TankVL_PID |
|---|
| 12 | PARAMETERS |
|---|
| 13 | PP as Plugin(Brief="Physical Properties", |
|---|
| 14 | Type="PP", |
|---|
| 15 | Components = ["n-butane","benzene","n-octane"], |
|---|
| 16 | LiquidModel = "SRK", |
|---|
| 17 | VapourModel = "SRK" |
|---|
| 18 | ); |
|---|
| 19 | NComp as Integer; |
|---|
| 20 | SET |
|---|
| 21 | NComp = PP.NumberOfComponents; |
|---|
| 22 | |
|---|
| 23 | DEVICES |
|---|
| 24 | Feed as simple_source; |
|---|
| 25 | VaporProduct as sink; |
|---|
| 26 | valve_liquid as valve_flow; |
|---|
| 27 | valve_Vapour as valve_flow; |
|---|
| 28 | PID_LC as PID; |
|---|
| 29 | PID_PC as PID; |
|---|
| 30 | LiquidProduct as simple_sink; |
|---|
| 31 | Heat_Duty as energy_source2; |
|---|
| 32 | V001 as TankVL; |
|---|
| [905] | 33 | pump_1 as pump; |
|---|
| [795] | 34 | |
|---|
| 35 | CONNECTIONS |
|---|
| 36 | valve_Vapour.Outlet to VaporProduct.Inlet; |
|---|
| 37 | PID_LC.Output to valve_liquid.FlowFraction; |
|---|
| 38 | PID_PC.Output to valve_Vapour.FlowFraction; |
|---|
| 39 | valve_liquid.Outlet to LiquidProduct.Inlet; |
|---|
| 40 | V001.OutletVapour to valve_Vapour.Inlet; |
|---|
| 41 | V001.PI to PID_PC.Input; |
|---|
| 42 | V001.LI to PID_LC.Input; |
|---|
| 43 | Heat_Duty.OutletQ to V001.InletQ; |
|---|
| 44 | V001.OutletLiquid to valve_liquid.Inlet; |
|---|
| [905] | 45 | Feed.Outlet to pump_1.Inlet; |
|---|
| 46 | pump_1.Outlet to V001.Inlet; |
|---|
| [795] | 47 | |
|---|
| [905] | 48 | SET |
|---|
| 49 | valve_liquid.MaxFlow = 2000 * 'kmol/h' ; |
|---|
| 50 | valve_liquid.MinFlow = 0 * 'kmol/h' ; |
|---|
| 51 | valve_Vapour.MinFlow = 0 * 'kmol/h' ; |
|---|
| 52 | valve_Vapour.MaxFlow = 1000 * 'kmol/h' ; |
|---|
| 53 | PID_LC.PID_Select = "Parallel_AWBT" ; |
|---|
| 54 | PID_LC.Action = "Direct" ; |
|---|
| 55 | PID_LC.Mode = "Automatic" ; |
|---|
| 56 | PID_LC.Clip = "Clipped" ; |
|---|
| 57 | PID_LC.alpha = 1 ; |
|---|
| 58 | PID_LC.beta = 1 ; |
|---|
| 59 | PID_LC.bias = 0.5 ; |
|---|
| 60 | PID_LC.derivTime = 19 * 's' ; |
|---|
| 61 | PID_LC.intTime = 76 * 's' ; |
|---|
| 62 | PID_LC.gain = 1.1776 ; |
|---|
| 63 | PID_LC.gamma = 1 ; |
|---|
| 64 | PID_LC.tau = 1 * 's' ; |
|---|
| 65 | PID_LC.tauSet = 1 * 's' ; |
|---|
| 66 | PID_LC.MinInput = 0 ; |
|---|
| 67 | PID_LC.MaxInput = 2 ; |
|---|
| 68 | PID_LC.MinOutput = 0 ; |
|---|
| 69 | PID_LC.MaxOutput = 1 ; |
|---|
| 70 | PID_PC.PID_Select = "Parallel_AWBT" ; |
|---|
| 71 | PID_PC.Action = "Direct" ; |
|---|
| 72 | PID_PC.Mode = "Automatic" ; |
|---|
| 73 | PID_PC.Clip = "Clipped" ; |
|---|
| 74 | PID_PC.alpha = 1 ; |
|---|
| 75 | PID_PC.beta = 1 ; |
|---|
| 76 | PID_PC.bias = 0.5 ; |
|---|
| 77 | PID_PC.derivTime = 18 * 's' ; |
|---|
| 78 | PID_PC.intTime = 72 * 's' ; |
|---|
| 79 | PID_PC.gain = 0.9275 ; |
|---|
| 80 | PID_PC.gamma = 1 ; |
|---|
| 81 | PID_PC.tau = 1 * 's' ; |
|---|
| 82 | PID_PC.tauSet = 1 * 's' ; |
|---|
| 83 | PID_PC.MinInput = 0 ; |
|---|
| 84 | PID_PC.MaxInput = 4 ; |
|---|
| 85 | PID_PC.MinOutput = 0 ; |
|---|
| 86 | PID_PC.MaxOutput = 1 ; |
|---|
| 87 | V001.Levelpercent_Initial = 0.5 ; |
|---|
| 88 | V001.Temperature_Initial = 300 * 'K' ; |
|---|
| 89 | V001.Geometry.Diameter = 2 * 'm' ; |
|---|
| 90 | V001.Geometry.Lenght = 6 * 'm' ; |
|---|
| 91 | V001.Geometry.Heads = "flat" ; |
|---|
| 92 | V001.Geometry.Orientation = "horizontal" ; |
|---|
| 93 | V001.Kfactor = 0.6 ; |
|---|
| 94 | V001.Composition_Initial(1) = 0.3 ; |
|---|
| 95 | V001.Composition_Initial(2) = 0.3 ; |
|---|
| 96 | |
|---|
| 97 | SPECIFY |
|---|
| 98 | Feed.MolarComposition(1) = 0.3 ; |
|---|
| 99 | Feed.MolarComposition(2) = 0.3 ; |
|---|
| 100 | Feed.MolarComposition(3) = 0.4 ; |
|---|
| 101 | Feed.T = 338 * 'K' ; |
|---|
| 102 | Feed.P = 5 * 'atm' ; |
|---|
| 103 | PID_LC.SetPoint = 0.7 ; |
|---|
| 104 | PID_PC.SetPoint = 0.6 ; |
|---|
| 105 | Heat_Duty.OutletQ = 0 * 'kW' ; |
|---|
| 106 | pump_1.Pincrease = 12 * 'kPa' ; |
|---|
| 107 | |
|---|
| [795] | 108 | OPTIONS |
|---|
| 109 | Dynamic = true; |
|---|
| 110 | TimeStep = 0.2; |
|---|
| [905] | 111 | TimeEnd = 4; |
|---|
| [795] | 112 | TimeUnit = 'h'; |
|---|
| 113 | Integration = "original"; |
|---|
| 114 | NLASolver( |
|---|
| 115 | File = "sundials", |
|---|
| 116 | RelativeAccuracy = 1e-3, |
|---|
| 117 | AbsoluteAccuracy = 1e-3, |
|---|
| 118 | MaxIterations = 100 |
|---|
| 119 | ); |
|---|
| 120 | DAESolver( |
|---|
| [905] | 121 | File = "dasslc", |
|---|
| [795] | 122 | RelativeAccuracy = 1e-2, |
|---|
| 123 | AbsoluteAccuracy = 1e-6, |
|---|
| 124 | EventAccuracy = 1e-2 |
|---|
| 125 | ); |
|---|
| 126 | end |
|---|
