fr.cnes.sirius.patrius.assembly.properties

Class AeroGlobalProperty

java.lang.Object

fr.cnes.sirius.patrius.math.parameter.Parameterizable

fr.cnes.sirius.patrius.assembly.properties.AeroGlobalProperty

All Implemented Interfaces:

IPartProperty, IParameterizable, Serializable

public class AeroGlobalProperty
extends Parameterizable
implements IPartProperty

This class is a cross section property providing the cross section of shapes such as sphere, cylinder or parallelepiped. This cross section is to be used in DragLiftModel model for drag and lift computation.

Since:

3.4

Version:

$Id$

Author:

rodriguest

See Also:

Serialized Form

Concurrency :

immutable

Field Summary

Fields

Modifier and Type	Field and Description
static String	C_X Default drag force coefficient parameter name.
static String	C_Z Default lift coefficient parameter name.

Constructor Summary

Constructors

Constructor and Description
AeroGlobalProperty(double dragCoef, double liftCoef, CrossSectionProvider shape) This constructor shall be used for defining the aero coefficients as constants.
AeroGlobalProperty(IParamDiffFunction dragCoef, IParamDiffFunction liftCoef, CrossSectionProvider shape) This constructor shall be used for defining the aero coefficients as ParamDiffFunction.

Method Summary

Modifier and Type	Method and Description
double	getCrossSection(Vector3D velocityPartFrame) Compute the cross section of main shape using the relative velocity in the part (having the aero property) frame as the direction to provider to the CrossSectionProvider.getCrossSection(Vector3D).
IParamDiffFunction	getDragCoef() Get the drag coefficient.
IParamDiffFunction	getLiftCoef() Get the lift coefficient.
PropertyType	getType() Get the type of the property.

Methods inherited from class fr.cnes.sirius.patrius.math.parameter.Parameterizable

addParameter, getParameters, supportsParameter

Methods inherited from class java.lang.Object

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

Field Detail

C_X

public static final String C_X

Default drag force coefficient parameter name.

See Also:

Constant Field Values

C_Z

public static final String C_Z

Default lift coefficient parameter name.

See Also:

Constant Field Values

Constructor Detail

AeroGlobalProperty

public AeroGlobalProperty(double dragCoef,
                          double liftCoef,
                          CrossSectionProvider shape)

This constructor shall be used for defining the aero coefficients as constants.

Parameters:

dragCoef - constant drag coefficient

liftCoef - constant lift coefficient

shape - main shape

AeroGlobalProperty

public AeroGlobalProperty(IParamDiffFunction dragCoef,
                          IParamDiffFunction liftCoef,
                          CrossSectionProvider shape)

This constructor shall be used for defining the aero coefficients as ParamDiffFunction.

Parameters:

dragCoef - function drag coefficient

liftCoef - function lift coefficient

shape - main shape

Method Detail

getCrossSection

public double getCrossSection(Vector3D velocityPartFrame)

Compute the cross section of main shape using the relative velocity in the part (having the aero property) frame as the direction to provider to the CrossSectionProvider.getCrossSection(Vector3D).

Parameters:

velocityPartFrame - the spacecraft velocity relative to the atmosphere in part frame

Returns:

the cross section of the main shape.

getDragCoef

public IParamDiffFunction getDragCoef()

Get the drag coefficient.

Returns:

the drag coefficient

getLiftCoef

public IParamDiffFunction getLiftCoef()

Get the lift coefficient.

Returns:

the lift coefficient

getType

public PropertyType getType()

Get the type of the property.

Specified by:

getType in interface IPartProperty

Returns:

the type of the property (see PropertyType enumeration)