Class PressureDrop

java.lang.Object

neqsim.util.NamedBaseClass

neqsim.process.SimulationBaseClass

neqsim.process.equipment.ProcessEquipmentBaseClass

neqsim.process.equipment.TwoPortEquipment

neqsim.process.equipment.valve.ThrottlingValve

neqsim.process.equipment.util.PressureDrop

All Implemented Interfaces:

Serializable, Runnable, ProcessEquipmentInterface, TwoPortInterface, ValveInterface, SimulationInterface, NamedInterface

public class PressureDrop
extends ThrottlingValve

PressureDrop class.

The pressure drop unit is used to simulate pressure drops in process plant. The proessure drop is simulated using a constant enthalpy flash.

Version:

$Id: $Id

Author:

esol

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static org.apache.logging.log4j.Logger	logger	Logger object for class.
(package private) double	pressureDrop
private static final long	serialVersionUID	Serialization version UID.
(package private) SystemInterface	thermoSystem

Fields inherited from class TwoPortEquipment

inStream, outStream

Fields inherited from class ProcessEquipmentBaseClass

conditionAnalysisMessage, energyStream, hasController, isSolved, properties, report

Fields inherited from class SimulationBaseClass

calcIdentifier, calculateSteadyState, time

Fields inherited from class NamedBaseClass

name

Constructor Summary

Constructors

Constructor	Description
PressureDrop(String name)	Constructor for PressureDrop.
PressureDrop(String name, StreamInterface inletStream)	Constructor for PressureDropUnit.

Method Summary

Modifier and Type	Method	Description
void	run(UUID id)	In this method all thermodynamic and unit operations will be calculated in a steady state calculation.
void	setPressureDrop(double pressureDrop, String unit)	Setter for the field pressureDrop.

Methods inherited from class ThrottlingValve

calcKv, calculateMolarFlow, calculateOutletPressure, displayResult, getCapacityDuty, getCapacityMax, getCg, getClosingTravelTime, getCv, getCv, getDeltaPressure, getDeltaPressure, getEntropyProduction, getExergyChange, getFp, getInletPressure, getKv, getMechanicalDesign, getOpeningTravelTime, getOutletPressure, getPercentValveOpening, getResultTable, getTargetPercentValveOpening, getThermoSystem, getTravelModel, getTravelTime, getTravelTimeConstant, initMechanicalDesign, isAcceptNegativeDP, isAllowChoked, isAllowLaminar, isGasValve, isIsoThermal, isValveKvSet, needRecalculation, runController, runTransient, setAcceptNegativeDP, setAllowChoked, setAllowLaminar, setClosingTravelTime, setCv, setCv, setDeltaPressure, setFp, setGasValve, setIsCalcOutPressure, setIsoThermal, setKv, setMaximumValveOpening, setMinimumValveOpening, setOpeningTravelTime, setOutletPressure, setOutletPressure, setPercentValveOpening, setPressure, setPressure, setTargetPercentValveOpening, setTravelModel, setTravelTime, setTravelTimeConstant, setValveKvSet, toJson, toJson

Methods inherited from class TwoPortEquipment

getInletStream, getInletTemperature, getMassBalance, getOutletStream, getOutletTemperature, setInletPressure, setInletStream, setInletTemperature, setOutletStream, setOutletTemperature, validateSetup

Methods inherited from class ProcessEquipmentBaseClass

copy, equals, getConditionAnalysisMessage, getController, getEnergyStream, getMassBalance, getMinimumFlow, getPressure, getPressure, getProperty, getReport_json, getSpecification, getTemperature, getTemperature, hashCode, isActive, isActive, isSetEnergyStream, reportResults, run_step, runConditionAnalysis, setController, setEnergyStream, setEnergyStream, setFlowValveController, setMinimumFlow, setRegulatorOutSignal, setSpecification, setTemperature, solved

Methods inherited from class SimulationBaseClass

getCalculateSteadyState, getCalculationIdentifier, getTime, increaseTime, isRunInSteps, setCalculateSteadyState, setCalculationIdentifier, setRunInSteps, setTime

Methods inherited from class NamedBaseClass

getName, getTagName, setName, setTagName

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface NamedInterface

getName, getTagName, setName, setTagName

Methods inherited from interface ProcessEquipmentInterface

equals, getConditionAnalysisMessage, getController, getExergyChange, getFluid, getMassBalance, getMassBalance, getPressure, getPressure, getReport_json, getRestCapacity, getSpecification, getTemperature, getTemperature, hashCode, reportResults, runConditionAnalysis, setController, setRegulatorOutSignal, setSpecification, setTemperature, validateSetup

Methods inherited from interface SimulationInterface

getCalculateSteadyState, getCalculationIdentifier, getTime, increaseTime, isRunInSteps, run, run_step, run_step, runTransient, setCalculateSteadyState, setCalculationIdentifier, setRunInSteps, setTime, solved

Methods inherited from interface TwoPortInterface

getInletStream, getInletTemperature, getInStream, getOutletStream, getOutletTemperature, getOutStream, setInletPressure, setInletStream, setInletTemperature, setOutletStream, setOutletTemperature

Field Details

serialVersionUID

private static final long serialVersionUID

Serialization version UID.

See Also:

• Constant Field Values

logger

static org.apache.logging.log4j.Logger logger

Logger object for class.

thermoSystem

SystemInterface thermoSystem

pressureDrop

double pressureDrop

Constructor Details

PressureDrop

public PressureDrop(String name)

Constructor for PressureDrop.

Parameters:

name - the name of the pressure drop unit

PressureDrop

public PressureDrop(String name,
 StreamInterface inletStream)

Constructor for PressureDropUnit.

Parameters:

name - a String object

inletStream - a StreamInterface object

Method Details

setPressureDrop

public void setPressureDrop(double pressureDrop,
 String unit)

Setter for the field pressureDrop.

Parameters:

pressureDrop - a double

unit - a String object

run

public void run(UUID id)

In this method all thermodynamic and unit operations will be calculated in a steady state calculation.

Specified by:

run in interface SimulationInterface

Overrides:

run in class ThrottlingValve

Parameters:

id - UUID