学习收藏-OLGA User manual 2015.

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【核心代码】

Table of contents
OLGA User manual .................................................................................................................... 9
Introduction .............................................................................................................................. 10
Background ............................................................................................................................ 10
OLGA as a strategic tool ........................................................................................................ 11
Applications ............................................................................................................................ 11
Input files ................................................................................................................................ 14
Simulation model .................................................................................................................... 21
The OLGA model ...................................................................................................................... 24
Modeling basics ...................................................................................................................... 24
Transport Equations ........................................................................................................... 24
Flow regimes ...................................................................................................................... 27
Flowline modeling ............................................................................................................... 33
Numerics ............................................................................................................................ 35
Temperature ....................................................................................................................... 36
Initial conditions .................................................................................................................. 37
Steady state preprocessor .................................................................................................. 37
2nd order scheme .................................................................................................................. 39
Tuning .................................................................................................................................... 42
Fluids and PVT ....................................................................................................................... 43
Special fluids and solids ..................................................................................................... 43
PVT models ........................................................................................................................ 44
PVT lookup table ................................................................................................................ 44
Blackoil ............................................................................................................................... 46
Compositional tracking ....................................................................................................... 57
Single component ............................................................................................................... 64
Standard Conditions in OLGA ............................................................................................ 70
Heat transfer ....................................................................................................................... 72
One-dimensional heat transfer ........................................................................................... 72
Thermal coupling to ambient .............................................................................................. 72
Thermal coupling between flowpaths ................................................................................. 78
Fluid bundle ........................................................................................................................ 79
Two-dimensional heat transfer ........................................................................................... 81
Boundary conditions ........................................................................................................... 89
Source ................................................................................................................................ 90
Wells ................................................................................................................................... 95
Zone ................................................................................................................................. 105
Near-wellbore ................................................................................................................... 107
Flow assurance and special modelling options .................................................................... 110
Slug tracking ..................................................................................................................... 110
Slug tuning ....................................................................................................................... 117
Pig .................................................................................................................................... 118
Drilling .............................................................................................................................. 123
Corrosion .......................................................................................................................... 126
Elastic walls ...................................................................................................................... 131
Shut-in .............................................................................................................................. 137
Water module - Emulsion ................................................................................................. 138
Drilling fluid ....................................................................................................................... 143
PVT table approach .......................................................................................................... 145
Table of contents
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Complex fluid .................................................................................................................... 153
Hydrate check .................................................................................................................. 157
Hydrate kinetics ................................................................................................................ 160
Inhibitor tracking ............................................................................................................... 162
Particle flow ...................................................................................................................... 164
SteamWater-HC ............................................................................................................... 169
Tracer tracking ................................................................................................................. 174
Wax deposition ................................................................................................................. 175
User defined dispersions and plug-in framework .................................................................. 180
Equipment and devices ........................................................................................................ 186
Valve ................................................................................................................................ 186
Theory .............................................................................................................................. 189
Valve sizing equation........................................................................................................ 195
Hydro valve ...................................................................................................................... 197
Venturi valve ..................................................................................................................... 199
Gas sizing valve ............................................................................................................... 201
Check valve ...................................................................................................................... 201
Standing valve .................................................................................................................. 202
GLV .................................................................................................................................. 205
Pumps .............................................................................................................................. 210
Pressure boost ................................................................................................................. 210
Simplified Pump ............................................................................................................... 211
Pump battery .................................................................................................................... 213
Displacement pump .......................................................................................................... 215
Bornemann pump ............................................................................................................. 217
Centrifugal pump .............................................................................................................. 220
Single phase performance ................................................................................................ 224
Two phase performance ................................................................................................... 224
OneSubsea pump ............................................................................................................ 226
ESPump (ESP) ................................................................................................................. 234
Jet pump ........................................................................................................................... 237
Optional Built-In Bypass and Recycle............................................................................... 239
Recycle and bypass flow .................................................................................................. 241
Controlling the pump speed .............................................................................................. 242
Compressor ...................................................................................................................... 242
Separator .......................................................................................................................... 249
Heat exchanger ................................................................................................................ 253
Loss .................................................................................................................................. 256
Control systems .................................................................................................................... 256
Controller activation/deactivation ...................................................................................... 260
Constraining the controller output ..................................................................................... 261
Algebraic controller ........................................................................................................... 262
ASC controller .................................................................................................................. 263
Cascade controller............................................................................................................ 264
ESD controller .................................................................................................................. 267
Manual controller .............................................................................................................. 270
Override controller ............................................................................................................ 270
PID controller .................................................................................................................... 273
PSV controller .................................................................................................................. 278
Scaler controller ............................................................................................................... 281
Selector controller............................................................................................................. 282
The OLGA User manual
- 4 -
STD controller .................................................................................................................. 284
Switch controller ............................................................................................................... 285
Table controller ................................................................................................................. 286
Transmitter ....................................................................................................................... 286
REFERENCES ................................................................................................................. 288
Server ...................................................................................................................................... 291
OLGA OPC Server ............................................................................................................... 291
Submodelling ........................................................................................................................ 291
Reference manual .................................................................................................................. 292
Keywords .............................................................................................................................. 292
ANIMATE (on CaseLevel) ................................................................................................ 292
CASE (on CaseLevel) ...................................................................................................... 292
DTCONTROL (on CaseLevel) .......................................................................................... 292
FILES (on CaseLevel) ...................................................................................................... 293
INTEGRATION (on CaseLevel) ........................................................................................ 293
OPTIONS (on CaseLevel) ................................................................................................ 295
RESTART (on CaseLevel) ............................................................................................... 297
SERVEROPTIONS (on CaseLevel) ................................................................................. 298
SCHEDULER (on CaseLevel) .......................................................................................... 298
UDFEED (on CaseLevel) ................................................................................................. 299
UDOPTIONS (on CaseLevel) ........................................................................................... 299
BLACKOILCOMPONENT (on CaseLevel) ....................................................................... 300
BLACKOILFEED (on CaseLevel) ..................................................................................... 301
BLACKOILOPTIONS (on CaseLevel)............................................................................... 301
COMPOPTIONS (on CaseLevel) ..................................................................................... 302
FEED (on CaseLevel)....................................................................................................... 303
AlgebraicController ........................................................................................................... 304
ASCController .................................................................................................................. 306
CascadeController ............................................................................................................ 308
ESDController .................................................................................................................. 310
ManualController .............................................................................................................. 312
OverrideController ............................................................................................................ 314
PIDController .................................................................................................................... 316
PSVController ................................................................................................................... 318
ScalerController ................................................................................................................ 320
SelectorController ............................................................................................................. 322
STDController ................................................................................................................... 324
SwitchController ............................................................................................................... 325
TableController ................................................................................................................. 327
OUTPUTDATA (on PIDController) ................................................................................... 328
TOOLJOINT (on CaseLevel) ............................................................................................ 329
PARTICLES (on Library) .................................................................................................. 330
FLUID (on CaseLevel) ...................................................................................................... 330
SINGLEOPTIONS (on CaseLevel) ................................................................................... 331
SLUGTRACKING (on CaseLevel) .................................................................................... 332
SLUGTUNING (on CaseLevel) ......................................................................................... 334
WATEROPTIONS (on CaseLevel) ................................................................................... 334
Node ................................................................................................................................. 337
OUTPUTDATA (on Node) ................................................................................................ 342
TRANSMITTER (on Node) ............................................................................................... 342
TRENDDATA (on Node) ................................................................................................... 343
Table of contents
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Flowpath ........................................................................................................................... 343
HEATTRANSFER (on Flowpath) ...................................................................................... 343
INITIALCONDITIONS (on Flowpath) ................................................................................ 346
NEARWELLSOURCE (on Flowpath)................................................................................ 348
SOURCE (on Flowpath) ................................................................................................... 349
WELL (on Flowpath) ......................................................................................................... 359
ZONE (on Flowpath)......................................................................................................... 371
CORROSION (on Flowpath) ............................................................................................ 372
DTCONTROL (on Flowpath) ............................................................................................ 374
HYDRATECHECK (on Flowpath) ..................................................................................... 375
HYDRATEKINETICS (on Flowpath) ................................................................................. 375
HYDRATEOPTIONS (on Flowpath) ................................................................................. 376
PIG (on Flowpath) ............................................................................................................ 377
SHUTIN (on Flowpath) ..................................................................................................... 379
SLUGILLEGAL (on Flowpath) .......................................................................................... 379
SLUGTRACKING (on Flowpath) ...................................................................................... 380
TUNING (on Flowpath) ..................................................................................................... 381
WAXDEPOSITION (on Flowpath) .................................................................................... 383
CROSSDATA (on Flowpath) ............................................................................................ 386
PROFILEDATA (on Flowpath) .......................................................................................... 387
OUTPUTDATA (on Flowpath) .......................................................................................... 387
SERVERDATA (on Flowpath) .......................................................................................... 388
TRENDDATA (on Flowpath) ............................................................................................. 389
XYTDATA (on Flowpath) .................................................................................................. 391
BRANCH (on Flowpath) ................................................................................................... 391
GEOMETRY (on Flowpath) .............................................................................................. 392
PIPE (on Flowpath) .......................................................................................................... 392
POSITION (on Flowpath) ................................................................................................. 393
BORNEMANNPUMP (on Flowpath) ................................................................................. 393
CHECKVALVE (on Flowpath) .......................................................................................... 394
CENTRIFUGALPUMP (on Flowpath) ............................................................................... 394
DISPLACEMENTPUMP (on Flowpath) ............................................................................ 396
COMPRESSOR (on Flowpath) ......................................................................................... 397
ESPUMP (on Flowpath) ................................................................................................... 399
ONESUBSEAPUMP (on Flowpath) .................................................................................. 399
HEATEXCHANGER (on Flowpath) .................................................................................. 403
LEAK (on Flowpath) ......................................................................................................... 404
LOSS (on Flowpath) ......................................................................................................... 406
PRESSUREBOOST (on Flowpath) .................................................................................. 406
PUMPBATTERY (on Flowpath) ........................................................................................ 407
SIMPLIFIEDPUMP (on Flowpath) .................................................................................... 408
TRANSMITTER (on Flowpath) ......................................................................................... 409
VALVE (on Flowpath) ....................................................................................................... 410
PIPE (on GlobalGeom) ..................................................................................................... 412
UDGroup .......................................................................................................................... 413
UDFRACTION (on UDGroup) .......................................................................................... 414
CENTPUMPCURVE (on Library)...................................................................................... 414
DRILLINGFLUID (on Library) ........................................................................................... 416
HYDRATECURVE (on Library) ........................................................................................ 418
MATERIAL (on Library) .................................................................................................... 419
RESERVOIRINFLOW (on Library) ................................................................................... 420
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SHAPE (on Library) .......................................................................................................... 425
TABLE (on Library) ........................................................................................................... 426
TIMESERIES (on Library) ................................................................................................ 427
TRACERFEED (on Library) .............................................................................................. 428
UDDISPERSION (on Library) ........................................................................................... 428
UDPDF (on Library) .......................................................................................................... 429
UDPHASE (on Library) ..................................................................................................... 429
WALL (on Library) ............................................................................................................ 430
OUTPUT (on CaseLevel) ................................................................................................. 432
OUTPUTDATA (on CaseLevel) ........................................................................................ 432
PLOT (on CaseLevel) ....................................................................................................... 432
PROFILE (on CaseLevel) ................................................................................................. 433
PROFILEDATA (on CaseLevel) ....................................................................................... 433
SERVERDATA (on CaseLevel) ........................................................................................ 434
TREND (on CaseLevel) .................................................................................................... 434
TRENDDATA (on CaseLevel) .......................................................................................... 435
XYT (on CaseLevel) ......................................................................................................... 435
FLOWIN (on Submodel) ................................................................................................... 435
FLOWOUT (on Submodel) ............................................................................................... 437
Submodel ......................................................................................................................... 438
SUBMODELCONTROL (on Submodel) ........................................................................... 439
SUBMODELTAG (on Submodel) ..................................................................................... 441
PhaseSplitNode ................................................................................................................ 441
Separator .......................................................................................................................... 443
BitNode ............................................................................................................................. 444
StandNode ....................................................................................................................... 445
JetPump ........................................................................................................................... 445
Output ............................................................................................................................... 446
OUTPUTDATA (on PhaseSplitNode) ............................................................................... 446
TRANSMITTER (on PhaseSplitNode) .............................................................................. 446
TRENDDATA (on PhaseSplitNode).................................................................................. 447
SERVERDATA (on PhaseSplitNode) ............................................................................... 447
SERVERDATA ................................................................................................................. 447
OUTPUTDATA (on Separator) ......................................................................................... 447
TRANSMITTER (on Separator) ........................................................................................ 447
TRENDDATA (on Separator) ........................................................................................... 448
SERVERDATA (on Separator) ......................................................................................... 448
SERVERDATA ................................................................................................................. 448
OUTPUTDATA (on BitNode) ............................................................................................ 449
TRANSMITTER (on BitNode) ........................................................................................... 449
TRENDDATA (on BitNode) .............................................................................................. 449
SERVERDATA (on BitNode) ............................................................................................ 450
OUTPUTDATA (on StandNode) ....................................................................................... 450
TRANSMITTER (on StandNode) ...................................................................................... 450
TRENDDATA (on StandNode) ......................................................................................... 451
SERVERDATA (on StandNode) ....................................................................................... 451
OUTPUTDATA (on JetPump) ........................................................................................... 451
TRANSMITTER (on JetPump) ......................................................................................... 451
TRENDDATA (on JetPump) ............................................................................................. 452
SERVERDATA (on JetPump) ........................................................................................... 452
Annulus ............................................................................................................................ 452
Table of contents
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FluidBundle ...................................................................................................................... 453
SolidBundle ...................................................................................................................... 456
Output variables ................................................................................................................... 464
Global Output Variables ................................................................................................... 465
Branch Output Variables .................................................................................................. 465
Boundary Output Variables .............................................................................................. 467
Volume Output Variables .................................................................................................. 471
Bundle Output Variables ................................................................................................... 473
Check valve Variables ...................................................................................................... 473
Compositional Output Variables ....................................................................................... 474
Compressor Output Variables .......................................................................................... 478
Controller Output Variables .............................................................................................. 478
Corrosion Output Variables .............................................................................................. 478
Drilling Output Variables ................................................................................................... 479
Heat exchanger Output Variables .................................................................................... 481
HTCRIT Numerical codes ................................................................................................. 481
Hydrate kinetics Output Variables .................................................................................... 482
Jet pump Output Variables ............................................................................................... 483
Leak Output Variables ...................................................................................................... 484
Node Output Variables ..................................................................................................... 484
OneSubsea pump Output Variables ................................................................................. 485
Particle flow Output Variables .......................................................................................... 485
Pig Output Variables......................................................................................................... 487
Pump Output Variables .................................................................................................... 488
Separator Output Variables .............................................................................................. 488
Slug tracking Output Variables ......................................................................................... 490
Source Output Variables .................................................................................................. 493
Steam and Single component Output Variables ............................................................... 494
Tracer tracking Output Variables ...................................................................................... 494
Transmitter Output Variables ............................................................................................ 495
UDPhase Output Variables .............................................................................................. 496
Valve Output Variables ..................................................................................................... 496
Wax deposition Output Variables ..................................................................................... 497
Well Output Variables ....................................................................................................... 498
Fluid properties and other data files ..................................................................................... 499
Compressor data file ........................................................................................................ 499
Fann file ............................................................................................................................ 501
Hydrate curve definition file .............................................................................................. 503
OLGA Rocx ...................................................................................................................... 503
Rheology file ..................................................................................................................... 503
UDPVT FILE AND UDFEED FILE .................................................................................... 506
Wax table file .................................................................................................................... 507
Fluid properties file ........................................................................................................... 508
Keyword based format for fluid properties ........................................................................ 509
Pump Data Table for Centrifugal Pumps .......................................................................... 529
Pump Data Table for Displacement Pumps ...................................................................... 531
Data Format for ESPDBFILEs .......................................................................................... 533
Restrictions and Limitations ................................................................................................. 536
Memory consumption ........................................................................................................... 536
Limitations in the use of fluid properties ........................................................................... 536
Input/Output Limitations ........................................................................................................ 537
The OLGA User manual
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Standard Conditions in OLGA .............................................................................................. 538
Flow Model Limitations ......................................................................................................... 539
Important Numerical Recommendations .............................................................................. 540
Compatibility matrix – modules/options in OLGA ................................................................. 542