| 1 | #*------------------------------------------------------------------- |
|---|
| 2 | * EMSO Model Library (EML) Copyright (C) 2004 - 2007 ALSOC. |
|---|
| 3 | * |
|---|
| 4 | * This LIBRARY is free software; you can distribute it and/or modify |
|---|
| 5 | * it under the therms of the ALSOC FREE LICENSE as available at |
|---|
| 6 | * http://www.enq.ufrgs.br/alsoc. |
|---|
| 7 | * |
|---|
| 8 | * EMSO is distributed under the terms of the ALSOC LICENSE as |
|---|
| 9 | * available at http://www.enq.ufrgs.br/alsoc. |
|---|
| 10 | *----------------------------------------------------------------------- |
|---|
| 11 | * Author: Jonathan Ospino P. |
|---|
| 12 | * $Id: FirstOrderDynamics.mso 2012$ |
|---|
| 13 | *---------------------------------------------------------------------*# |
|---|
| 14 | |
|---|
| 15 | using "types"; |
|---|
| 16 | |
|---|
| 17 | Model FOD |
|---|
| 18 | |
|---|
| 19 | ATTRIBUTES |
|---|
| 20 | Pallete=true; |
|---|
| 21 | Icon="icon/FOD"; |
|---|
| 22 | Info="== First-Order Dynamics== |
|---|
| 23 | |
|---|
| 24 | It takes an input variable and computes |
|---|
| 25 | the respective value of the output variable according |
|---|
| 26 | to a First-Order Dynamics (FOD)."; |
|---|
| 27 | |
|---|
| 28 | PARAMETERS |
|---|
| 29 | |
|---|
| 30 | K as Real(Brief="Steady-state gain"); |
|---|
| 31 | Tau as time_sec(Brief="Time constant"); |
|---|
| 32 | |
|---|
| 33 | |
|---|
| 34 | VARIABLES |
|---|
| 35 | in In as Real(Brief="Input variable",Protected=true,PosX=0,PosY=0.5); |
|---|
| 36 | out Out as Real(Brief="Output variable",Protected=true,PosX=1,PosY=0.5); |
|---|
| 37 | |
|---|
| 38 | EQUATIONS |
|---|
| 39 | "First-Order Dynamics (FOD)" |
|---|
| 40 | Tau*diff(Out)+Out=K*In; |
|---|
| 41 | |
|---|
| 42 | INITIAL |
|---|
| 43 | Out=0; |
|---|
| 44 | |
|---|
| 45 | end |
|---|
| 46 | |
|---|
| 47 | Model FOD2 |
|---|
| 48 | |
|---|
| 49 | ATTRIBUTES |
|---|
| 50 | Pallete=true; |
|---|
| 51 | Icon="icon/FOD"; |
|---|
| 52 | Info="== First-Order Dynamics== |
|---|
| 53 | |
|---|
| 54 | It takes an input variable and computes |
|---|
| 55 | the respective value of the output variable according |
|---|
| 56 | to a First-Order Dynamics (FOD)."; |
|---|
| 57 | |
|---|
| 58 | PARAMETERS |
|---|
| 59 | |
|---|
| 60 | K as Real(Brief="Steady-state gain"); |
|---|
| 61 | Tau as time_sec(Brief="Time constant"); |
|---|
| 62 | |
|---|
| 63 | |
|---|
| 64 | VARIABLES |
|---|
| 65 | in In as Real(Brief="Input variable",Protected=true,PosX=1,PosY=0.5); |
|---|
| 66 | out Out as Real(Brief="Output variable",Protected=true,PosX=0,PosY=0.5); |
|---|
| 67 | |
|---|
| 68 | EQUATIONS |
|---|
| 69 | "First-Order Dynamics (FOD)" |
|---|
| 70 | Tau*diff(Out)+Out=K*In; |
|---|
| 71 | |
|---|
| 72 | INITIAL |
|---|
| 73 | Out=0; |
|---|
| 74 | |
|---|
| 75 | end |
|---|
