Marine systems simulation
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CCylinder.h
1
50#ifndef C_CYLINDER_H
51#define C_CYLINDER_H
52#include <SimObject.h>
53#include <EnvironmentProvider.h>
54#include "sfh/constants.h"
55#include <sfh/text.h>
56#include <stdio.h>
57#include <math.h>
58#include <iostream>
59#include <vector>
60#include "Eigen/Eigen"
61using namespace std;
62using std::vector;
63typedef Eigen::Matrix<double,3,1> vec3;
64
65namespace Netcage {
66
67
80class CCylinder : public SimObject
81{
82public:
98 CCylinder(const string& simObjectName, ISimObjectCreator* const creator);
99 virtual void FinalSetup(const double T, const double* const X, ISimObjectCreator* const pCreator);
100 virtual ~CCylinder();
101
113 void OdeFcn(const double T , const double* const X, double* const XDot, const bool IsMajorTimeStep);
114
115
116#ifdef FH_VISUALIZATION
125 void RenderInit(Ogre::Root* const ogreRoot, ISimObjectCreator* const creator);
126
135 void RenderUpdate(const double T, const double* const X);
136#endif
137
147 const double* const Position(const double T, const double* const X);
148 const double* const Velocity(const double T, const double* const X);
149
151 const virtual double* PosCables (const double T, const double* const X);
152 const virtual double* VelCables (const double T, const double* const X);
153
163 //const double* const Velocity(const double T, const double* const X);
164 /*
165 const virtual double* const PosChainConnect(const double T, const double* const X);
166 const virtual double* const PosBridleConnect(const double T, const double* const X);
167 const virtual double* const VelChainConnect(const double T, const double* const X);
168 const virtual double* const VelBridleConnect(const double T, const double* const X);
169 */
170
171protected:
172
173 ISignalPort* m_ForceCables;
174
177
178 double m_posCables[3];
179 double m_velCables[3];
180 double m_qVec[4];
182 double m_outerRadius;
183 double m_rhoHDPE;
184 double m_mass;
185 double m_radius;
186 double m_depth;
190 double m_Cd_xy;
191 double m_Cd_z;
192 double m_K3D;
195 double m_cog;
196
198 double* m_CollarConnectVel;
199 int m_nCollarConnect;
200 ISignalPort ** m_CollarConnectExtForce;
201
202 double* m_NetRoofConnectPos;
203 double* m_NetRoofConnectVel;
204 int m_nNetRoofConnect;
205 ISignalPort ** m_NetRoofConnectExtForce;
206
208 double m_a11;
209 double m_a33;
210 double m_a44;
211 double m_b11;
212 double m_b33;
213 double m_b44;
214 double m_c33;
215 double m_c44;
216 double m_I4;
217
218 double m_rho;
219 double m_g;
220
222 environment::EnvironmentProvider* m_Environment;
223
225 double m_F_FK[5];
226 double m_F_D[5];
227 double m_F_visc[5];
228 double m_F_hydTot[5];
229 double m_F_SumPress[5];
230
232 void ForcesHydrodynamic(const double T, const double* const X);
233 void ForcesPressureInt (const double T, const double* const X);
234 void RotationVector (const double T, const double* const X);
235
236 const virtual double* CollarConnectPos (const double T, const double* const X, int iCollarConnect);
237 const virtual double* CollarConnectVel (const double T, const double* const X, int iCollarConnect);
238
239 const virtual double* NetRoofConnectPos (const double T, const double* const X, int iNetRoofConnect);
240 const virtual double* NetRoofConnectVel (const double T, const double* const X, int iNetRoofCollarConnect);
241
242 Eigen::Matrix3d RotationMatrix(Eigen::Vector3d vector);
243
244private:
245
246#ifdef FH_VISUALIZATION
247 Ogre::SceneNode* m_RenderNode;
248 double m_RVis;
249 double m_HVis;
250 string m_Material;
251 double m_Color[3];
252#endif
253};
254#endif
255} // namespace
Definition CCylinder.h:81
double m_F_FK[5]
Pointer to marenv environment.
Definition CCylinder.h:225
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_F_hydTot[5]
Morison drag forces.
Definition CCylinder.h:228
double m_radius
Mass of the buoy.
Definition CCylinder.h:185
double m_g
Water density.
Definition CCylinder.h:219
double m_qVec[4]
Velocity of cable connectors (output variable)
Definition CCylinder.h:180
double m_Cd_xy
Offset length cable mounting.
Definition CCylinder.h:190
virtual const double * CollarConnectPos(const double T, const double *const X, int iCollarConnect)
Calculates rotation quaternion.
int m_PositionIndex
Input port. The external force from chains acting on the buoy.
Definition CCylinder.h:175
environment::EnvironmentProvider * m_Environment
Acceleration of gravity.
Definition CCylinder.h:222
double m_cog
Switch. 1 if linear dynamic (Froude-Kriloff) and linaer static pressure is to be used.
Definition CCylinder.h:195
double * m_CollarConnectPos
Center of gravity relative to base of cylindrical part of buoy.
Definition CCylinder.h:197
double m_rho
Moment of inertia in pitch and roll approximation (Faltinsen 1990, Sea Loads on Ships and Offshore St...
Definition CCylinder.h:218
double m_I4
Spring stiffness in pitch and roll.
Definition CCylinder.h:216
double m_b11
Added mass pitch and roll (Faltinsen 1990, Sea Loads on Ships and Offshore Structures)
Definition CCylinder.h:211
double m_F_visc[5]
Diffraction forces.
Definition CCylinder.h:227
double m_heightCone
Height (Total included cone) of the bouy.
Definition CCylinder.h:188
void ForcesHydrodynamic(const double T, const double *const X)
Froude-Kriloff and hydrostatic pressure forces summed over the wetted surface.
CCylinder(const string &simObjectName, ISimObjectCreator *const creator)
Reads parameters, registers states, input/output ports and shared resources.
double m_F_D[5]
Froude-Kriloff pressure forces.
Definition CCylinder.h:226
double m_a11
Coefficients.
Definition CCylinder.h:208
double m_linEqSwitch
Boolean. true if linear dynamic (Froude-Kriloff) and linaer static pressure is to be used.
Definition CCylinder.h:194
double m_heightTotal
Depth of tube in the water.
Definition CCylinder.h:187
double m_K3D
Drag coefficient sphere (z)
Definition CCylinder.h:192
double m_innerRadius
Rotation of buoy represented as a quaternion vector (matrix)
Definition CCylinder.h:181
double m_velCables[3]
Position of cable connectors (output variable)
Definition CCylinder.h:179
bool m_isLinEq
3D body reduction effect (viscous forces)
Definition CCylinder.h:193
ISignalPort * m_ForceCables
Output port. Returns current velocity.
Definition CCylinder.h:173
double m_a44
Added mass z-direction.
Definition CCylinder.h:210
double m_F_SumPress[5]
Total hydrodynamic forces.
Definition CCylinder.h:229
double m_offsetCables
Bottom cone height of the buoy.
Definition CCylinder.h:189
void RotationVector(const double T, const double *const X)
Froude-Kriloff and static pressure forces integrated over instantanous wetted surface.
int m_VelocityIndex
The index of the position state in the state array.
Definition CCylinder.h:176
double m_b33
Added mass x,y-direction.
Definition CCylinder.h:212
void ForcesPressureInt(const double T, const double *const X)
Hydrodynamic excitation forces.
double m_Cd_z
Drag coefficient circular cylinder (x,y)
Definition CCylinder.h:191
double m_c33
Potential damping in pitch and roll (Faltinsen 1990, Sea Loads on Ships and Offshore Structures)
Definition CCylinder.h:214
double m_c44
Spring stiffness z-direction.
Definition CCylinder.h:215
virtual const double * PosCables(const double T, const double *const X)
Output functions. Positions.
double m_posCables[3]
The index of the velocity state in the state array.
Definition CCylinder.h:178
const double *const Position(const double T, const double *const X)
Output port. Returns current position.
double m_depth
Radius of the buoy.
Definition CCylinder.h:186
double m_b44
Potential damping z-direction.
Definition CCylinder.h:213
double m_a33
Added mass x,y-direction.
Definition CCylinder.h:209
Class modelling a Net cage.
Definition CBottomRing.h:35