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@EvenSol
EvenSol committed Dec 22, 2024
1 parent 2792125 commit a98c602
Showing 1 changed file with 87 additions and 42 deletions.
129 changes: 87 additions & 42 deletions src/test/java/neqsim/process/processmodel/LargeCombinedModelsTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -52,42 +52,52 @@ public static void updateInput(ProcessSystem process, ProcessInput input) {
// Add other updates as necessary...
}

public ProcessSystem getWellStreamAndManifoldModel(SystemInterface[] args) {
SystemInterface wellFluid = args != null && args.length > 0 ? args[0] : this.wellFluid;
// wellFluid.setMultiPhaseCheck(true);
public ProcessSystem getWellStreamAndManifoldModel(SystemInterface feedFluid) {

// Create a new process system
ProcessSystem process = new ProcessSystem();

// 1. High Pressure (HP) well stream
Stream wellStreamHP = new Stream("HP well stream", wellFluid.clone());
Stream wellStreamHP = new Stream("HP well stream", feedFluid.clone());
wellStreamHP.setPressure(inp.firstStagePressure, "bara");
wellStreamHP.setTemperature(inp.firstStageTemperature, "C");
process.add(wellStreamHP);

Stream wellStreamLP = new Stream("LP well stream", wellFluid.clone());
Stream wellStreamLP = new Stream("LP well stream", feedFluid.clone());
wellStreamLP.setPressure(inp.firstStagePressure, "bara");
wellStreamLP.setTemperature(inp.firstStageTemperature, "C");
process.add(wellStreamLP);

Splitter hpManifold = new Splitter("HP manifold", wellStreamHP);
hpManifold.setSplitFactors(new double[] {0.4, 0.6});
process.add(hpManifold);

Splitter lpManifold = new Splitter("LP manifold", wellStreamHP);
lpManifold.setSplitFactors(new double[] {0.5, 0.5});
process.add(hpManifold);

return process;
};

@Test
public void testWellStreamAndManifoldModel() {
ProcessSystem process = getWellStreamAndManifoldModel(null);
ProcessSystem process = getWellStreamAndManifoldModel(wellFluid);
process.run();
Assertions.assertEquals(329.8247377,
((Stream) process.getUnit("HP well stream")).getFlowRate("kg/hr"), 0.1);

Assertions.assertEquals(131.92989508,
((Splitter) process.getUnit("HP manifold")).getSplitStream(0).getFlowRate("kg/hr"), 0.1);

Assertions.assertEquals(197.894842628,
((Splitter) process.getUnit("HP manifold")).getSplitStream(1).getFlowRate("kg/hr"), 0.1);

}

public ProcessSystem createSeparationTrainProcess(StreamInterface[] args) {
StreamInterface wellStreamHP = args != null && args.length > 0 ? (StreamInterface) args[0]
: new Stream("HP well stream", wellFluid.clone());
// Create a new process system
public ProcessSystem createSeparationTrainProcess(StreamInterface inputStream) {

ProcessSystem process = new ProcessSystem();

Heater feedTPsetter = new Heater("feed TP setter", wellStreamHP);
Heater feedTPsetter = new Heater("feed TP setter", inputStream);
feedTPsetter.setOutPressure(70.0, "bara");
feedTPsetter.setOutTemperature(80.0, "C");

Expand All @@ -101,7 +111,7 @@ public ProcessSystem createSeparationTrainProcess(StreamInterface[] args) {
oilValve1.setOutletPressure(20.0, "bara");

// Step 4: First Stage Oil Reflux Stream
Stream oilFirstStage = (Stream) wellStreamHP.clone();
Stream oilFirstStage = (Stream) inputStream.clone();
oilFirstStage.setName("first stage oil reflux");
oilFirstStage.setFlowRate(10.0, "kg/hr");
oilFirstStage.setPressure(20.0, "bara");
Expand All @@ -122,15 +132,15 @@ public ProcessSystem createSeparationTrainProcess(StreamInterface[] args) {
new ThreePhaseSeparator("2nd stage separator", oilHeaterFromFirstStage.getOutletStream());

// Simulate the LP well stream
Stream LPwellStream = (Stream) wellStreamHP.clone();
Stream LPwellStream = (Stream) inputStream.clone();
LPwellStream.setName("LP well stream");
LPwellStream.setPressure(10.0, "bara");
LPwellStream.setTemperature(40.0, "C");

secondStageSeparator.addStream(LPwellStream);

// Step 8: Second Stage Oil Reflux Stream
Stream oilSecondStage = (Stream) wellStreamHP.clone();
Stream oilSecondStage = (Stream) inputStream.clone();
oilSecondStage.setName("second stage oil reflux");
oilSecondStage.setFlowRate(10.0, "kg/hr");
oilSecondStage.setPressure(7.0, "bara");
Expand All @@ -154,7 +164,7 @@ public ProcessSystem createSeparationTrainProcess(StreamInterface[] args) {
"valve oil from third stage", thirdStageSeparator.getOilOutStream());
valve_oil_from_third_stage.setOutletPressure(3.0, "bara");

StreamInterface oilThirdStage = (StreamInterface) wellStreamHP.clone();
StreamInterface oilThirdStage = (StreamInterface) inputStream.clone();
oilThirdStage.setName("third stage oil reflux");
oilThirdStage.setFlowRate(10.0, "kg/hr");
oilThirdStage.setPressure(3.0, "bara");
Expand Down Expand Up @@ -264,7 +274,6 @@ public ProcessSystem createSeparationTrainProcess(StreamInterface[] args) {
lpResycle.setOutletStream(oilThirdStage);
lpResycle.setTolerance(1e-2);

process.add(wellStreamHP);
process.add(feedTPsetter);
process.add(firstStageSeparator);
process.add(oilValve1);
Expand Down Expand Up @@ -308,11 +317,29 @@ public ProcessSystem createSeparationTrainProcess(StreamInterface[] args) {

@Test
public void testSeparationTrainProcess() {
ProcessSystem process = createSeparationTrainProcess(null);

ProcessSystem process = getWellStreamAndManifoldModel(wellFluid);
process.run();
Assertions.assertEquals(329.8247377,
((Stream) process.getUnit("HP well stream")).getFlowRate("kg/hr"), 0.1);

ProcessSystem sepprocessTrain1 =
createSeparationTrainProcess(((Splitter) process.getUnit("HP manifold")).getSplitStream(0));
sepprocessTrain1.setRunInSteps(true);
sepprocessTrain1.run();

Assertions.assertEquals(296.652026,
((ThreePhaseSeparator) process.getUnit("1st stage separator")).getOilOutStream()
ProcessSystem sepprocessTrain2 =
createSeparationTrainProcess(((Splitter) process.getUnit("HP manifold")).getSplitStream(1));
sepprocessTrain2.setRunInSteps(true);
sepprocessTrain2.run();

Assertions.assertEquals(118.660810625,
((ThreePhaseSeparator) sepprocessTrain1.getUnit("1st stage separator")).getOilOutStream()
.getFlowRate("kg/hr"),
0.1);

Assertions.assertEquals(177.99121593807,
((ThreePhaseSeparator) sepprocessTrain2.getUnit("1st stage separator")).getOilOutStream()
.getFlowRate("kg/hr"),
0.1);
}
Expand Down Expand Up @@ -413,40 +440,58 @@ public ProcessSystem createExpanderProcessModel(Separator dewPointScrubber2,

@Test
public void tesExpanderProcess() {
ProcessSystem sepTrainProcess = createSeparationTrainProcess(null);
sepTrainProcess.setRunInSteps(true);
sepTrainProcess.run();

Assertions.assertEquals(110.5859, ((Separator) sepTrainProcess.getUnit("dew point scrubber 2"))
.getGasOutStream().getFlowRate("kg/hr"), 0.1);
((Separator) sepTrainProcess.getUnit("dew point scrubber 2")).getGasOutStream().getFluid()
.prettyPrint();

ProcessSystem process = getWellStreamAndManifoldModel(wellFluid);
process.run();

ProcessSystem sepprocessTrain1 =
createSeparationTrainProcess(((Splitter) process.getUnit("HP manifold")).getSplitStream(0));
sepprocessTrain1.setRunInSteps(true);
sepprocessTrain1.run();

Assertions.assertEquals(46.723963,
((Separator) sepprocessTrain1.getUnit("dew point scrubber 2")).getGasOutStream()
.getFlowRate("kg/hr"),
0.1);

ProcessSystem expanderProcess =
createExpanderProcessModel((Separator) sepTrainProcess.getUnit("dew point scrubber 2"),
(ThreePhaseSeparator) sepTrainProcess.getUnit("4th stage separator"),
(Mixer) sepTrainProcess.getUnit("second Stage mixer"),
(Mixer) sepTrainProcess.getUnit("first stage mixer"),
(Mixer) sepTrainProcess.getUnit("MP liq gas mixer"));
createExpanderProcessModel((Separator) sepprocessTrain1.getUnit("dew point scrubber 2"),
(ThreePhaseSeparator) sepprocessTrain1.getUnit("4th stage separator"),
(Mixer) sepprocessTrain1.getUnit("second Stage mixer"),
(Mixer) sepprocessTrain1.getUnit("first stage mixer"),
(Mixer) sepprocessTrain1.getUnit("MP liq gas mixer"));
expanderProcess.setRunInSteps(true);
expanderProcess.run();

Assertions.assertEquals(110.58,
Assertions.assertEquals(46.7239639,
((Expander) expanderProcess.getUnit("TEX")).getOutStream().getFlowRate("kg/hr"), 0.1);

}


public ProcessModel getCombinedModel() {
ProcessSystem wellProcess = getWellStreamAndManifoldModel(new SystemInterface[] {wellFluid});
ProcessSystem separationTrainA =
createSeparationTrainProcess(new Stream[] {(Stream) wellProcess.getUnit("HP well stream")});
ProcessSystem separationTrainB =
createSeparationTrainProcess(new Stream[] {(Stream) wellProcess.getUnit("HP well stream")});
ProcessSystem wellProcess = getWellStreamAndManifoldModel(wellFluid);

ProcessSystem separationTrainA = createSeparationTrainProcess(
((Splitter) wellProcess.getUnit("HP manifold")).getSplitStream(0));

ProcessSystem separationTrainB = createSeparationTrainProcess(
((Splitter) wellProcess.getUnit("HP manifold")).getSplitStream(1));

ProcessSystem expanderProcessA =
createExpanderProcessModel((Separator) separationTrainA.getUnit("dew point scrubber 2"),
(ThreePhaseSeparator) separationTrainA.getUnit("4th stage separator"),
(Mixer) separationTrainA.getUnit("second Stage mixer"),
(Mixer) separationTrainA.getUnit("first stage mixer"),
(Mixer) separationTrainA.getUnit("MP liq gas mixer"));



ProcessModel combinedProcess = new ProcessModel();
combinedProcess.add("well and manifold process", wellProcess);
combinedProcess.add("separation train A", separationTrainA);
combinedProcess.add("separation train B", separationTrainB);
combinedProcess.add("expander process A", expanderProcessA);

return combinedProcess;
}
Expand All @@ -469,17 +514,17 @@ public void testCombinedProcess() {



Assertions.assertEquals(11206.8277627,
Assertions.assertEquals(4023.0713293,
((ThreePhaseSeparator) fullProcess.get("separation train A").getUnit("1st stage separator"))
.getGasOutStream().getFlowRate("kg/hr"),
0.1);

Assertions.assertEquals(88793.17223721,
Assertions.assertEquals(35976.92867062,
((ThreePhaseSeparator) fullProcess.get("separation train A").getUnit("1st stage separator"))
.getOilOutStream().getFlowRate("kg/hr"),
0.1);

Assertions.assertEquals(11206.8277627,
Assertions.assertEquals(6034.60699406,
((ThreePhaseSeparator) fullProcess.get("separation train B").getUnit("1st stage separator"))
.getGasOutStream().getFlowRate("kg/hr"),
0.1);
Expand Down

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