1 | #*------------------------------------------------------------------- |
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2 | * EMSO Model Library (EML) Copyright (C) 2004 - 2007 ALSOC. |
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3 | * |
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4 | * This LIBRARY is free software; you can distribute it and/or modify |
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5 | * it under the therms of the ALSOC FREE LICENSE as available at |
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6 | * http://www.enq.ufrgs.br/alsoc. |
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7 | * |
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8 | * EMSO Copyright (C) 2004 - 2007 ALSOC, original code |
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9 | * from http://www.rps.eng.br Copyright (C) 2002-2004. |
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10 | * All rights reserved. |
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11 | * |
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12 | * EMSO is distributed under the therms of the ALSOC LICENSE as |
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13 | * available at http://www.enq.ufrgs.br/alsoc. |
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14 | * |
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15 | *------------------------------------------------------------------- |
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16 | * Model of costs for tanks |
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17 | *-------------------------------------------------------------------- |
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18 | * Streams: |
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19 | * * an inlet stream |
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20 | * * an outlet stream |
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21 | * |
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22 | * Specify: |
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23 | * * the Inlet stream |
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24 | * * the Outlet flow |
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25 | * * the tank Q |
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26 | * |
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27 | * Initial: |
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28 | * * the tank temperature (OutletL.T) |
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29 | * * the tank level (h) |
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30 | * * (NoComps - 1) Outlet compositions |
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31 | *---------------------------------------------------------------------- |
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32 | * Author: Núbia do Carmo Ferreira |
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33 | * $Id: tank.mso 210 2007-03-15 12:52:28Z arge $ |
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34 | *--------------------------------------------------------------------*# |
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35 | |
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36 | using "stage_separators/tank"; |
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37 | |
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38 | Model tank_cost as tank |
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39 | ATTRIBUTES |
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40 | Pallete = true; |
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41 | Icon = "icon/Tank"; |
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42 | |
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43 | PARAMETERS |
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44 | Material as Switcher (Valid = ["Stainless steel 316", "Stainless steel 304", "Stainless steel 347", "Nickel", "Monel", "Inconel", "Zirconium", "Titanium", |
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45 | "Brick_and_rubber", "Brick_and_polyester_lined steel", "Rubber", "Lead_lined steel", "Polyester" ,"Fiberglass_strengthened", |
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46 | "Aluminum", "Copper", "Concrete"], Default = "Stainless steel 316"); |
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47 | Cost(3,3) as Real; |
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48 | Height as length(Brief="Tank height"); |
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49 | |
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50 | VARIABLES |
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51 | Ce as currency (Brief="Capital Cost"); |
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52 | Cb as currency (Brief="Basic Cost"); |
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53 | Fm as positive (Brief="Cost Factor based on the construction material"); |
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54 | V as volume (Brief="Total Volume"); |
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55 | |
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56 | EQUATIONS |
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57 | "Total Volume" |
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58 | V = Across * Height; |
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59 | |
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60 | "Capital Cost" |
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61 | Ce = Cb*Fm; |
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62 | |
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63 | if V < 5 * 'm^3' then |
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64 | "Basic Cost" |
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65 | Cb = 'US$'*exp(Cost(1,1) + Cost(1,2)*ln(V/'m^3') + Cost(1,3)*(ln(V/'m^3'))^2); #verificar |
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66 | else if 5 * 'm^3' > V and V < 80 * 'm^3' then |
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67 | "tank bought soon" |
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68 | Cb = 'US$'*exp(Cost(1,1) + Cost(1,2)*ln(V/'m^3') + Cost(1,3)*(ln(V/'m^3'))^2); |
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69 | else if 80 * 'm^3' > V and V < 45000 * 'm^3' then |
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70 | "the tank manufactured in the plant" |
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71 | Cb = 'US$'*exp(Cost(2,1) + Cost(2,2)*ln(V/'m^3') + Cost(2,3)*(ln(V/'m^3'))^2); |
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72 | else |
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73 | Cb = 'US$'*exp(Cost(2,1) + Cost(2,2)*ln(V/'m^3') + Cost(2,3)*(ln(V/'m^3'))^2); #verificar |
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74 | end |
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75 | end |
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76 | end |
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77 | |
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78 | "Cost Factor based on the construction material" |
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79 | Fm = Cost(3,1) + Cost(3,2) + Cost(3,3); |
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80 | |
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81 | end |
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