update

Author: EvenSol

src/main/java/neqsim/process/processmodel/JsonProcessBuilder.java

@@ -97,10 +97,11 @@ public abstract class ComponentEos extends Component implements ComponentEosInte
    * Constructor for ComponentEos.
    * </p>
    *
-   * @param name Name of component.
-   * @param moles Total number of moles of component.
+   * @param name         Name of component.
+   * @param moles        Total number of moles of component.
    * @param molesInPhase Number of moles in phase.
-   * @param compIndex Index number of component in phase object component array.
+   * @param compIndex    Index number of component in phase object component
+   *                     array.
    */
   public ComponentEos(String name, double moles, double molesInPhase, int compIndex) {
     super(name, moles, molesInPhase, compIndex);
@@ -112,11 +113,11 @@ public ComponentEos(String name, double moles, double molesInPhase, int compInde
    * </p>
    *
    * @param number a int. Not used.
-   * @param TC Critical temperature [K]
-   * @param PC Critical pressure [bara]
-   * @param M Molar mass
-   * @param a Acentric factor
-   * @param moles Total number of moles of component.
+   * @param TC     Critical temperature [K]
+   * @param PC     Critical pressure [bara]
+   * @param M      Molar mass
+   * @param a      Acentric factor
+   * @param moles  Total number of moles of component.
    */
   public ComponentEos(int number, double TC, double PC, double M, double a, double moles) {
     super(number, TC, PC, M, a, moles);
@@ -335,9 +336,8 @@ public double getaT() {
   public double fugcoef(PhaseInterface phase) {
     double temperature = phase.getTemperature();
     double pressure = phase.getPressure();
-    double logFugacityCoefficient =
-        dFdN(phase, phase.getNumberOfComponents(), temperature, pressure)
-            - Math.log(pressure * phase.getMolarVolume() / (R * temperature));
+    double logFugacityCoefficient = dFdN(phase, phase.getNumberOfComponents(), temperature, pressure)
+        - Math.log(pressure * phase.getMolarVolume() / (R * temperature));
     fugacityCoefficient = Math.exp(logFugacityCoefficient);
     return fugacityCoefficient;
   }
@@ -395,7 +395,8 @@ public double[] logfugcoefdN(PhaseInterface phase) {
 
   // Method added by Neeraj
   /*
-   * public double getdfugdn(int i){ double[] dfugdnv = this.logfugcoefdN(phase); //return 0.0001;
+   * public double getdfugdn(int i){ double[] dfugdnv = this.logfugcoefdN(phase);
+   * //return 0.0001;
    * return dfugdnv[i]; }
    */
   // Added By Neeraj
@@ -519,7 +520,8 @@ public double getdBdT() {
 
   /** {@inheritDoc} */
   @Override
-  public void setdBdTdT(double val) {}
+  public void setdBdTdT(double val) {
+  }
 
   /** {@inheritDoc} */
   @Override
@@ -590,7 +592,7 @@ public double diffdiffaT(double temperature) {
   /** {@inheritDoc} */
   @Override
   public double[] getDeltaEosParameters() {
-    double[] param = {delta1, delta2};
+    double[] param = { delta1, delta2 };
     return param;
   }
 
@@ -601,8 +603,10 @@ public void seta(double a) {
   }
 
   /**
-   * Override the OmegaA parameter used in {@link #calca()}. Once set, every call to
-   * {@code calca()} (including those triggered by {@code init()}) will use this value instead of
+   * Override the OmegaA parameter used in {@link #calca()}. Once set, every call
+   * to
+   * {@code calca()} (including those triggered by {@code init()}) will use this
+   * value instead of
    * the EOS class default. Use {@code Double.NaN} to revert to the EOS default.
    *
    * @param omegaA the OmegaA value, e.g. 0.45724 for PR or 0.42748 for SRK.
@@ -612,7 +616,8 @@ public void setOmegaA(double omegaA) {
   }
 
   /**
-   * Returns true when a per-component OmegaA override has been set via {@link #setOmegaA}.
+   * Returns true when a per-component OmegaA override has been set via
+   * {@link #setOmegaA}.
    *
    * @return true if an OmegaA override is active
    */
@@ -621,7 +626,8 @@ public boolean hasOmegaAOverride() {
   }
 
   /**
-   * Returns the active OmegaA value, or {@code Double.NaN} when no override has been set.
+   * Returns the active OmegaA value, or {@code Double.NaN} when no override has
+   * been set.
    *
    * @return active OmegaA override, or NaN
    */
@@ -648,12 +654,16 @@ public void setb(double b) {
   public double getSurfaceTenisionInfluenceParameter(double temperature) {
     /*
      * double a_inf = -3.471 + 4.927 * getCriticalCompressibilityFactor() + 13.085 *
-     * Math.pow(getCriticalCompressibilityFactor(), 2.0) - 2.067 * getAcentricFactor() + 1.891 *
+     * Math.pow(getCriticalCompressibilityFactor(), 2.0) - 2.067 *
+     * getAcentricFactor() + 1.891 *
      * Math.pow(getAcentricFactor(), 2.0); double b_inf = -1.690 + 2.311 *
-     * getCriticalCompressibilityFactor() + 5.644 * Math.pow(getCriticalCompressibilityFactor(),
-     * 2.0) - 1.027 * getAcentricFactor() + 1.424 * Math.pow(getAcentricFactor(), 2.0); double c_inf
+     * getCriticalCompressibilityFactor() + 5.644 *
+     * Math.pow(getCriticalCompressibilityFactor(),
+     * 2.0) - 1.027 * getAcentricFactor() + 1.424 * Math.pow(getAcentricFactor(),
+     * 2.0); double c_inf
      * = -0.318 + 0.299 * getCriticalCompressibilityFactor() + 1.710 *
-     * Math.pow(getCriticalCompressibilityFactor(), 2.0) - 0.174 * getAcentricFactor() + 0.157 *
+     * Math.pow(getCriticalCompressibilityFactor(), 2.0) - 0.174 *
+     * getAcentricFactor() + 0.157 *
      * Math.pow(getAcentricFactor(), 2.0);
      */
 
@@ -760,7 +770,7 @@ public double getdUdVdnS(PhaseInterface phase) {
    * getdUdndnSV.
    * </p>
    *
-   * @param phase a {@link neqsim.thermo.phase.PhaseInterface} object
+   * @param phase     a {@link neqsim.thermo.phase.PhaseInterface} object
    * @param compNumb1 a int
    * @param compNumb2 a int
    * @return a double
@@ -778,7 +788,9 @@ public double getdUdndnSV(PhaseInterface phase, int compNumb1, int compNumb2) {
    * Getter for the field <code>attractiveParameter</code>.
    * </p>
    *
-   * @return a {@link neqsim.thermo.component.attractiveeosterm.AttractiveTermInterface} object
+   * @return a
+   *         {@link neqsim.thermo.component.attractiveeosterm.AttractiveTermInterface}
+   *         object
    */
   public AttractiveTermInterface getAttractiveParameter() {
     return attractiveParameter;
@@ -790,7 +802,8 @@ public AttractiveTermInterface getAttractiveParameter() {
    * </p>
    *
    * @param attractiveParameter a
-   *        {@link neqsim.thermo.component.attractiveeosterm.AttractiveTermInterface} object
+   *                            {@link neqsim.thermo.component.attractiveeosterm.AttractiveTermInterface}
+   *                            object
    */
   public void setAttractiveParameter(AttractiveTermInterface attractiveParameter) {
     this.attractiveParameter = attractiveParameter;

src/main/java/neqsim/thermo/component/ComponentEos.java

@@ -3,21 +3,26 @@
 import neqsim.thermo.component.ComponentEosInterface;
 
 /**
- * Alternative alpha function for the Peng-Robinson EOS using a Soave-form m-factor.
+ * Alternative alpha function for the Peng-Robinson EOS using a Soave-form
+ * m-factor.
  *
  * <p>
- * Uses the Soave (SRK) m-factor correlation applied within the PR EOS framework:
+ * Uses the Soave (SRK) m-factor correlation applied within the PR EOS
+ * framework:
  *
  * <pre>
  *   m = 0.480 + 1.574 \omega - 0.176 \omega^2
  * </pre>
  *
  * <p>
- * <b>Note:</b> Despite the class name, this implements the Soave m-factor — NOT the standard
+ * <b>Note:</b> Despite the class name, this implements the Soave m-factor — NOT
+ * the standard
  * PR76 m-factor and NOT the Lee-Kesler BWR enthalpy method.
  * {@link neqsim.thermo.system.SystemPrLeeKeslerEos}
- * uses {@code attractiveTermNumber=1} (standard PR76 alpha), not this class. This class is
- * retained at dispatch index 21 for backward compatibility and research purposes.
+ * uses {@code attractiveTermNumber=1} (standard PR76 alpha), not this class.
+ * This class is
+ * retained at dispatch index 21 for backward compatibility and research
+ * purposes.
  *
  * <p>
  * The alpha function form is:
@@ -35,7 +40,8 @@ public class AttractiveTermPrLeeKesler extends AttractiveTermPr {
   /**
    * Constructs a Lee-Kesler alpha term for the given PR component.
    *
-   * @param component the EOS component holding critical properties and acentric factor
+   * @param component the EOS component holding critical properties and acentric
+   *                  factor
    */
   public AttractiveTermPrLeeKesler(ComponentEosInterface component) {
     super(component);
@@ -71,10 +77,9 @@ public void init() {
   @Override
   public void setm(double val) {
     this.m = val;
-    neqsim.mathlib.nonlinearsolver.NewtonRhapson solve =
-        new neqsim.mathlib.nonlinearsolver.NewtonRhapson();
+    neqsim.mathlib.nonlinearsolver.NewtonRhapson solve = new neqsim.mathlib.nonlinearsolver.NewtonRhapson();
     solve.setOrder(2);
-    double[] acentricConstants = {-0.176, 1.574, (0.480 - this.m)};
+    double[] acentricConstants = { -0.176, 1.574, (0.480 - this.m) };
     solve.setConstants(acentricConstants);
     getComponent().setAcentricFactor(solve.solve(0.2));
   }

src/main/java/neqsim/thermo/component/attractiveeosterm/AttractiveTermPrLeeKesler.java

@@ -12,8 +12,10 @@
  * Fluent builder for creating pre-configured thermodynamic fluid systems.
  *
  * <p>
- * Provides both a fluent builder API for custom fluids and static factory methods for common
- * industry fluid types. All fluids are returned as {@link SystemInterface} with the mixing rule
+ * Provides both a fluent builder API for custom fluids and static factory
+ * methods for common
+ * industry fluid types. All fluids are returned as {@link SystemInterface} with
+ * the mixing rule
  * already set, ready for flash calculations.
  * </p>
  *
@@ -98,7 +100,9 @@ public enum EOSType {
     SRK_PENELOUX,
     /** PR 1978 modification. */
     PR_1978,
-    /** Peng-Robinson with PR76 alpha function and Lee-Kesler BWR enthalpy (PR-LK). */
+    /**
+     * Peng-Robinson with PR76 alpha function and Lee-Kesler BWR enthalpy (PR-LK).
+     */
     PR_LK
   }
 
@@ -127,7 +131,7 @@ public static FluidBuilder create(double temperatureK, double pressureBara) {
   /**
    * Adds a component with a mole fraction.
    *
-   * @param name component name (e.g., "methane", "CO2")
+   * @param name         component name (e.g., "methane", "CO2")
    * @param moleFraction mole fraction (0 to 1)
    * @return this builder for chaining
    */
@@ -139,10 +143,10 @@ public FluidBuilder addComponent(String name, double moleFraction) {
   /**
    * Adds a TBP (True Boiling Point) fraction for oil characterization.
    *
-   * @param name fraction name (e.g., "C7", "C8")
-   * @param moleFraction mole fraction
+   * @param name              fraction name (e.g., "C7", "C8")
+   * @param moleFraction      mole fraction
    * @param molarMassKgPerMol molar mass in kg/mol
-   * @param density density in g/cm3
+   * @param density           density in g/cm3
    * @return this builder for chaining
    */
   public FluidBuilder addTBPFraction(String name, double moleFraction, double molarMassKgPerMol,
@@ -154,10 +158,10 @@ public FluidBuilder addTBPFraction(String name, double moleFraction, double mola
   /**
    * Adds a plus fraction (e.g., C20+) for oil characterization.
    *
-   * @param name fraction name (e.g., "C20+")
-   * @param moleFraction mole fraction
+   * @param name              fraction name (e.g., "C20+")
+   * @param moleFraction      mole fraction
    * @param molarMassKgPerMol molar mass in kg/mol
-   * @param density density in g/cm3
+   * @param density           density in g/cm3
    * @return this builder for chaining
    */
   public FluidBuilder addPlusFraction(String name, double moleFraction, double molarMassKgPerMol,
@@ -315,7 +319,8 @@ private SystemInterface createSystem() {
    * Creates a lean natural gas (dry gas) with typical North Sea composition.
    *
    * <p>
-   * Composition: CH4 (85%), C2H6 (8%), C3H8 (3%), iC4 (0.5%), nC4 (1%), N2 (1.5%), CO2 (1%). Uses
+   * Composition: CH4 (85%), C2H6 (8%), C3H8 (3%), iC4 (0.5%), nC4 (1%), N2
+   * (1.5%), CO2 (1%). Uses
    * SRK EOS with classic mixing rule.
    * </p>
    *
@@ -334,7 +339,8 @@ public static SystemInterface leanNaturalGas(double temperatureK, double pressur
    * Creates a rich natural gas (wet gas) with heavier components.
    *
    * <p>
-   * Composition: CH4 (72%), C2H6 (10%), C3H8 (6%), iC4 (2%), nC4 (3%), iC5 (1%), nC5 (1%), N2 (1%),
+   * Composition: CH4 (72%), C2H6 (10%), C3H8 (6%), iC4 (2%), nC4 (3%), iC5 (1%),
+   * nC5 (1%), N2 (1%),
    * CO2 (2%), nC6 (1%), nC8 (1%). Uses SRK EOS with classic mixing rule.
    * </p>
    *
@@ -355,7 +361,8 @@ public static SystemInterface richNaturalGas(double temperatureK, double pressur
    * Creates a typical black oil with C7+ characterization.
    *
    * <p>
-   * Includes light ends plus TBP fractions for C7-C10 and a C20+ plus fraction. Uses PR EOS with
+   * Includes light ends plus TBP fractions for C7-C10 and a C20+ plus fraction.
+   * Uses PR EOS with
    * classic mixing rule and automatic characterization with 6 lumped components.
    * </p>
    *
@@ -380,7 +387,8 @@ public static SystemInterface typicalBlackOil(double temperatureK, double pressu
    * Creates a CO2-rich stream typical for carbon capture and storage (CCS).
    *
    * <p>
-   * Composition: CO2 (95%), N2 (2%), methane (2%), H2S (0.5%), water (0.5%). Uses SRK-CPA EOS
+   * Composition: CO2 (95%), N2 (2%), methane (2%), H2S (0.5%), water (0.5%). Uses
+   * SRK-CPA EOS
    * (mixing rule 10) with multi-phase check to handle water-CO2 phase behavior.
    * </p>
    *
@@ -398,7 +406,8 @@ public static SystemInterface co2Rich(double temperatureK, double pressureBara)
    * Creates an acid gas stream with significant H2S and CO2 content.
    *
    * <p>
-   * Composition: methane (70%), CO2 (10%), H2S (5%), ethane (5%), propane (3%), n-butane (2%),
+   * Composition: methane (70%), CO2 (10%), H2S (5%), ethane (5%), propane (3%),
+   * n-butane (2%),
    * water (2%), nitrogen (3%). Uses SRK-CPA EOS with multi-phase check.
    * </p>
    *
@@ -417,7 +426,8 @@ public static SystemInterface acidGas(double temperatureK, double pressureBara)
    * Creates a gas condensate fluid.
    *
    * <p>
-   * Composition: CH4 (75%), C2H6 (7%), C3H8 (4%), iC4 (1.5%), nC4 (2%), iC5 (1%), nC5 (1%), nC6
+   * Composition: CH4 (75%), C2H6 (7%), C3H8 (4%), iC4 (1.5%), nC4 (2%), iC5 (1%),
+   * nC5 (1%), nC6
    * (1.5%), plus C7-C10 TBP fractions and C15+ plus fraction. Uses SRK EOS.
    * </p>
    *
@@ -441,7 +451,8 @@ public static SystemInterface gasCondensate(double temperatureK, double pressure
    * Creates a dry export gas with simple composition.
    *
    * <p>
-   * Composition: CH4 (92%), C2H6 (4%), C3H8 (1.5%), N2 (1.5%), CO2 (1%). Uses SRK EOS. Suitable for
+   * Composition: CH4 (92%), C2H6 (4%), C3H8 (1.5%), N2 (1.5%), CO2 (1%). Uses SRK
+   * EOS. Suitable for
    * pipeline transport calculations.
    * </p>
    *
@@ -470,7 +481,7 @@ private static class ComponentEntry implements Serializable {
     /**
      * Creates a component entry.
      *
-     * @param name component name
+     * @param name         component name
      * @param moleFraction mole fraction
      */
     ComponentEntry(String name, double moleFraction) {
@@ -492,10 +503,10 @@ private static class TBPEntry implements Serializable {
     /**
      * Creates a TBP entry.
      *
-     * @param name fraction name
+     * @param name         fraction name
      * @param moleFraction mole fraction
-     * @param molarMass molar mass in kg/mol
-     * @param density density in g/cm3
+     * @param molarMass    molar mass in kg/mol
+     * @param density      density in g/cm3
      */
     TBPEntry(String name, double moleFraction, double molarMass, double density) {
       this.name = name;