Marine systems simulation
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CCircularBuoy.h
1
2
3#ifndef C_CIRCULAR_BUOY_H
4#define C_CIRCULAR_BUOY_H
5#include <SimObject.h>
6#include <EnvironmentProvider.h>
7#include "sfh/constants.h"
8#include <sfh/text.h>
9#include <stdio.h>
10#include <math.h>
11#include <iostream>
12#include <vector>
13#include "Eigen/Eigen"
14using namespace std;
15using std::vector;
16typedef Eigen::Matrix<double,3,1> vec3;
17
18namespace Netcage {
68class CCircularBuoy : public SimObject
69{
70public:
82 CCircularBuoy(const string& simObjectName, ISimObjectCreator* const creator);
83 virtual void FinalSetup(const double T, const double* const X, ISimObjectCreator* const pCreator);
84 virtual ~CCircularBuoy();
85
97 void OdeFcn(const double T , const double* const X, double* const XDot, const bool IsMajorTimeStep);
98
99
100#ifdef FH_VISUALIZATION
109 void RenderInit(Ogre::Root* const ogreRoot, ISimObjectCreator* const creator);
110
119 void RenderUpdate(const double T, const double* const X);
120#endif
121
131 const virtual double* PosCables (const double T, const double* const X);
141 const virtual double* VelCables (const double T, const double* const X);
142
143
153 const virtual double* WaveElev (const double T, const double* const X);
154
164 //const double* const Velocity(const double T, const double* const X);
165 /*
166 const virtual double* const PosChainConnect(const double T, const double* const X);
167 const virtual double* const PosBridleConnect(const double T, const double* const X);
168 const virtual double* const VelChainConnect(const double T, const double* const X);
169 const virtual double* const VelBridleConnect(const double T, const double* const X);
170 */
171
172protected:
173
174 ISignalPort* m_ForceCables;
175
178
179 double m_posCables[3];
180 double m_velCables[3];
181 double m_waveElev;
182 double m_waveElevPos[2];
183 double m_qVec[4];
184
185 double m_mass;
186 double m_radius;
190 double m_Cd_xy;
191 double m_Cd_z;
192 double m_K3D;
195 double m_cog;
196
198 double m_a11;
199 double m_a33;
200 double m_a44;
201 double m_b11;
202 double m_b33;
203 double m_b44;
204 double m_c33;
205 double m_c44;
206 double m_I4;
207 double m_rho;
208 double m_g;
209
211 environment::EnvironmentProvider* m_Environment;
212
214 double m_F_FK[5];
215 double m_F_D[5];
216 double m_F_visc[5];
217 double m_F_hydTot[5];
218 double m_F_SumPress[5];
219
221 void ForcesHydrodynamic(const double T, const double* const X);
222 void ForcesPressureInt (const double T, const double* const X);
223 void RotationVector (const double T, const double* const X);
224
225private:
226
227#ifdef FH_VISUALIZATION
228 Ogre::SceneNode* m_RenderNode;
229 double m_RVis;
230 double m_HVis;
231 string m_Material;
232 double m_Color[3];
233#endif
234};
235#endif
236} // namespace
Definition CCircularBuoy.h:69
double m_radius
Mass of the buoy.
Definition CCircularBuoy.h:186
double m_F_D[5]
Froude-Kriloff pressure forces.
Definition CCircularBuoy.h:215
environment::EnvironmentProvider * m_Environment
Acceleration of gravity.
Definition CCircularBuoy.h:211
double m_b44
Potential damping z-direction.
Definition CCircularBuoy.h:203
double m_offsetCables
Bottom cone height of the buoy.
Definition CCircularBuoy.h:189
virtual const double * PosCables(const double T, const double *const X)
Output port. Returns current position of buoy cone apex.
double m_F_visc[5]
Diffraction forces.
Definition CCircularBuoy.h:216
double m_F_SumPress[5]
Total hydrodynamic forces.
Definition CCircularBuoy.h:218
double m_K3D
Drag coefficient sphere (z)
Definition CCircularBuoy.h:192
void OdeFcn(const double T, const double *const X, double *const XDot, const bool IsMajorTimeStep)
Computes object derivatives as a function of time, states and input ports.
double m_c44
Spring stiffness z-direction.
Definition CCircularBuoy.h:205
int m_VelocityIndex
The index of the position state in the state array.
Definition CCircularBuoy.h:177
void ForcesHydrodynamic(const double T, const double *const X)
Froude-Kriloff and hydrostatic pressure forces summed over the wetted surface.
double m_posCables[3]
The index of the velocity state in the state array.
Definition CCircularBuoy.h:179
double m_Cd_z
Drag coefficient circular cylinder (x,y)
Definition CCircularBuoy.h:191
double m_a44
Added mass z-direction.
Definition CCircularBuoy.h:200
double m_b33
Added mass x,y-direction.
Definition CCircularBuoy.h:202
double m_a33
Added mass x,y-direction.
Definition CCircularBuoy.h:199
void RotationVector(const double T, const double *const X)
Froude-Kriloff and static pressure forces integrated over instantanous wetted surface.
double m_linEqSwitch
Boolean. true if linear dynamic (Froude-Kriloff) and linaer static pressure is to be used.
Definition CCircularBuoy.h:194
double m_qVec[4]
Chosen position at which wave elevation will be reported.
Definition CCircularBuoy.h:183
double m_rho
Moment of inertia in pitch and roll approximation (Faltinsen 1990, Sea Loads on Ships and Offshore St...
Definition CCircularBuoy.h:207
void ForcesPressureInt(const double T, const double *const X)
Hydrodynamic excitation forces.
double m_heightTotal
Radius of the buoy.
Definition CCircularBuoy.h:187
bool m_isLinEq
3D body reduction effect (viscous forces)
Definition CCircularBuoy.h:193
double m_a11
Center of gravity relative to base of cylindrical part of buoy.
Definition CCircularBuoy.h:198
double m_F_FK[5]
Pointer to marenv environment provider.
Definition CCircularBuoy.h:214
ISignalPort * m_ForceCables
Output port. Returns current velocity.
Definition CCircularBuoy.h:174
double m_Cd_xy
Offset length cable mounting.
Definition CCircularBuoy.h:190
double m_c33
Potential damping in pitch and roll (Faltinsen 1990, Sea Loads on Ships and Offshore Structures)
Definition CCircularBuoy.h:204
double m_cog
Switch. 1 if linear dynamic (Froude-Kriloff) and linaer static pressure is to be used.
Definition CCircularBuoy.h:195
double m_heightCone
Height (Total included cone) of the bouy.
Definition CCircularBuoy.h:188
double m_I4
Spring stiffness in pitch and roll.
Definition CCircularBuoy.h:206
double m_velCables[3]
Position of cable connectors (output variable)
Definition CCircularBuoy.h:180
double m_b11
Added mass pitch and roll (Faltinsen 1990, Sea Loads on Ships and Offshore Structures)
Definition CCircularBuoy.h:201
double m_waveElevPos[2]
Wave elevation at given (x,y) coordinate (output variable). Used for validation of class WaveEnergySp...
Definition CCircularBuoy.h:182
virtual const double * VelCables(const double T, const double *const X)
Output port. Returns current velocity of buoy cone apex.
double m_F_hydTot[5]
Morison drag forces.
Definition CCircularBuoy.h:217
double m_g
Water density.
Definition CCircularBuoy.h:208
int m_PositionIndex
Input port. The external force from chains acting on the buoy.
Definition CCircularBuoy.h:176
CCircularBuoy(const string &simObjectName, ISimObjectCreator *const creator)
Reads parameters, registers states, input/output ports and shared resources.
double m_mass
Rotation of buoy represented as a quaternion vector (matrix)
Definition CCircularBuoy.h:185
virtual const double * WaveElev(const double T, const double *const X)
Output port. Returns wave elevation from the environmental model at the point defined by waveElevPosi...
double m_waveElev
Velocity of cable connectors (output variable)
Definition CCircularBuoy.h:181
Class modelling a Net cage.
Definition CBottomRing.h:35