Changeset 797 for branches/gui
- Timestamp:
- Jul 18, 2009, 6:19:35 PM (14 years ago)
- File:
-
- 1 edited
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branches/gui/eml/stage_separators/flash.mso
r796 r797 274 274 end 275 275 276 #*----------------------------------------------------------------------277 * Model of a steady-state flash.278 *---------------------------------------------------------------------*#279 276 Model flash_steady 280 277 … … 286 283 "This model is for using the flashPH routine available on VRTherm. 287 284 288 == A ssumptions==285 == ASSUMPTIONS == 289 286 * perfect mixing of both phases; 290 291 == Specify == 292 * The feed stream; 287 * thermodynamics equilibrium. 288 * static model. 289 290 == SPECIFY == 291 * The Inlet stream; 293 292 * The heat duty; 294 293 * The outlet pressure. … … 297 296 PARAMETERS 298 297 299 outer PP 298 outer PP as Plugin(Brief = "External Physical Properties", Type="PP"); 300 299 outer NComp as Integer; 301 300 302 301 VARIABLES 303 302 304 in Inlet as stream (Brief="Feed Stream", PosX=0, PosY=0.5421, Symbol="_{in}");305 out OutletLiquid as liquid_stream (Brief="Liquid outlet stream", PosX=0.4790, PosY=1, Symbol="_{outL}");306 out OutletVapour as vapour_stream (Brief="Vapour outlet stream", PosX=0.4877, PosY=0, Symbol="_{outV}");307 in InletQ as power (Brief="Rate of heat supply", PosX=1, PosY=0.7559, Symbol="_{in}");308 309 vfrac as fraction (Brief="Vaporization fraction", Symbol="\phi");310 h as enth_mol (Brief="Mixture enthalpy");311 Pratio as positive (Brief = "Pressure Ratio", Symbol ="P_{ratio}");312 Pdrop as press_delta (Brief = "Pressure Drop", DisplayUnit = 'kPa', Symbol ="\Delta P" );303 in Inlet as stream (Brief="Feed Stream", PosX=0, PosY=0.48, Symbol="_{in}"); 304 out OutletLiquid as liquid_stream (Brief="Liquid outlet stream", PosX=0.43, PosY=1, Symbol="_{out}^{Liquid}"); 305 out OutletVapour as vapour_stream (Brief="Vapour outlet stream", PosX=0.43, PosY=0, Symbol="_{out}^{Vapour}"); 306 in InletQ as power (Brief="Heat Duty", PosX=1, PosY=0.81, Protected =true,Symbol="Q_{in}"); 307 308 vfrac as fraction (Brief="Vaporization fraction", Symbol="\phi", Protected =true); 309 h as enth_mol (Brief="Mixture enthalpy", Hidden =true); 310 Pratio as positive (Brief = "Pressure Ratio", Symbol ="P_{ratio}", Protected =true); 311 Pdrop as press_delta (Brief = "Pressure Drop", DisplayUnit = 'kPa', Symbol ="\Delta P", Protected =true); 313 312 314 313 EQUATIONS … … 350 349 end 351 350 352 #*----------------------------------------------------------------------353 * Another model of a steady-state PH flash.354 * It is recommended to use [v,x,y]=PP.FlashPH(P,h,z) instead of.355 *---------------------------------------------------------------------*#356 351 Model FlashPHSteady 357 352 ATTRIBUTES 358 Pallete = true;353 Pallete = false; 359 354 Icon = "icon/Flash"; 360 355 Brief = "Another model of a static PH flash.";
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