Class StoneWallCurve

java.lang.Object

neqsim.process.equipment.compressor.BoundaryCurve

neqsim.process.equipment.compressor.StoneWallCurve

All Implemented Interfaces:

Serializable, BoundaryCurveInterface

Direct Known Subclasses:

SafeSplineStoneWallCurve

public class StoneWallCurve
extends BoundaryCurve

StoneWallCurve defines the compressor stone wall (choke) limit.

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.
private static final long	serialVersionUID

Fields inherited from class BoundaryCurve

chartConditions, flow, flowFitter, flowFitterFunc, head, isActive

Constructor Summary

Constructors

Constructor	Description
StoneWallCurve()	Default constructor.
StoneWallCurve(double[] flow, double[] head)	Create a stone wall curve from flow and head arrays.

Method Summary

Modifier and Type	Method	Description
double	getStoneWallFlow(double head)	Get the stone wall flow for a given head.
boolean	isLimit(double head, double flow)	Check if a flow/head point is on the limiting side of the curve.
boolean	isStoneWall(double head, double flow)	Check if the given point is beyond the stone wall limit.

Methods inherited from class BoundaryCurve

equals, getFlow, getFlow, getHead, hashCode, isActive, setActive, setCurve

Methods inherited from class Object

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

Field Details

serialVersionUID

private static final long serialVersionUID

See Also:

• Constant Field Values

logger

static org.apache.logging.log4j.Logger logger

Logger object for class.

Constructor Details

StoneWallCurve

public StoneWallCurve()

Default constructor.

StoneWallCurve

public StoneWallCurve(double[] flow,
 double[] head)

Create a stone wall curve from flow and head arrays.

Parameters:

flow - array of flow values

head - array of head values

Method Details

getStoneWallFlow

public double getStoneWallFlow(double head)

Get the stone wall flow for a given head.

Parameters:

head - head value

Returns:

stone wall flow

isStoneWall

public boolean isStoneWall(double head,
 double flow)

Check if the given point is beyond the stone wall limit.

Parameters:

head - head value

flow - flow value

Returns:

true if the point is beyond the stone wall limit

isLimit

public boolean isLimit(double head,
 double flow)

Check if a flow/head point is on the limiting side of the curve.

Parameters:

head - the head value

flow - the flow value

Returns:

true if the point violates the limit represented by the curve