! --------- ! Satellite ! --------- ! ! Central body geometry ! --------------------- 50 Body mass 1 Body height 1 Body width ! ! Solar panels ! ------------ 0 Panels number ! ! Simulation data ! --------------- 2451544.5 Simulation start date 0.00347222222222222 Simulation time step ! ! ! -------------------------- ! Attitude control subsystem ! -------------------------- ! ! Central body inertia ! -------------------- 0 Body CG.X 0 Body CG.Y 0 Body CG.Z 1 Body Ixx 1 Body Iyy 1 Body Izz 0 Body Ixy 0 Body Ixz 0 Body Iyz ! ! Gravity gradient device ! ----------------------- 0 Gradient gravity device mass 1 Gradient gravity device position X 0 Gradient gravity device position Y 0 Gradient gravity device position Z ! ! Pressure coefficients ! --------------------- 0.9 Normal CN +X 0.9 Normal CN +Y 0.9 Normal CN +Z 0.81 Normal CN -X 0.81 Normal CN -Y 0.81 Normal CN -Z 0.85 Tangential CT +X 0.3 Tangential CT +Y 0.85 Tangential CT +Z 0.77 Tangential CT -X 0.27 Tangential CT -Y 0.77 Tangential CT -Z ! ! Sun radiation coefficients ! -------------------------- 0.9 Reflective CR +X 0.5 Reflective CR +Y 0.9 Reflective CR +Z 0.81 Reflective CR -X 0.45 Reflective CR -Y 0.81 Reflective CR -Z 0.05 Diffuse CD +X 0.2 Diffuse CD +Y 0.05 Diffuse CD +Z 0.04 Diffuse CD -X 0.18 Diffuse CD -Y 0.04 Diffuse CD -Z ! ! Magnetic dipole (because of passive properties) ! ----------------------------------------------- 1.732 Magnetic moment X 1.732 Magnetic moment Y 1.732 Magnetic moment Z ! ! Flywheels ! --------- 0 Moment of inertia X 0 Moment of inertia Y 0 Moment of inertia Z 0 Rotational speed X 0 Rotational speed Y 0 Rotational speed Z ! ! Magnetic dipole (because of magnetic control system) ! ---------------------------------------------------- 0 Magnetic moment X 0 Magnetic moment Y 0 Magnetic moment Z ! ! Dampers ! ------- 0 Mass X 0 Mass Y 0 Mass Z 0 Position at rest X 0 Position at rest Y 0 Position at rest Z 0 Spring constant X 0 Spring constant Y 0 Spring constant Z 0 Damper constant X 0 Damper constant Y 0 Damper constant Z ! ! Nozzles ! ------- 0 Control moment X 0 Control moment Y 0 Control moment Z ! ! ! ---------------- ! Energy subsystem ! ---------------- ! ! Solar cells ! ----------- 0 Cell type 0.53 Isc 0.5 Imp 1 Voc 0.86 Vmp 0.0003 dIsc/dT 0.00025 dImp/dT -0.002 dVoc/dT -0.002 dVmp/dT 1 Isc/Isc0 1 Imp/Imp0 1 Voc/Voc0 1 Vmp/Vmp0 1 Number per string 16 Cell area 0 Cell efficiency 28 Reference temperature 50 Divergence incidence 75 Max incidence ! ! Environnement ! ------------- ! Albedo 0.38 0.38 0.38 0.38 0.38 0.38 0.38 0.38 0.38 0.38 0.38 0.38 ! Earth infrared flux 237 237 237 237 237 237 237 237 237 237 237 237 3.8000E+26 Solar flux ! ! Energy management ! ----------------- 100 Initial battery charge 1.5 Max charge voltage 0.001 Holding current 100 Max charge current 1.05 Recharge coefficient 90 Battery/payload efficiency 90 Panels/payload efficiency 0 Regulated voltage 50 Day requested power 15 Day dissipated power 50 Night requested power 15 Night dissipated power 0 Regulated (1) or no regulated (0) voltage ! ! Battery ! ------- 0 Battery type 10 Cells number serial 1 Cells number parallel 10 Nominal capacity per cell ! Data for charge curve drawing 0 15 65 120 0 0.1 0.5 0.1 0 -5 -5 -5 1.3 1.4 1.41 1.59 0 -0.001 -0.001 -0.002 0 0.01 0.01 0.02 ! Data for discharge curve drawing 0 15 95 100 0 0.1 0.1 0 0 -5 -2 0 1.3 1.21 1.2 1 0 0.001 0.001 0 0 -0.01 -0.01 0 1.2 Influence of discharge current : Cmax/Cnom 0.6 Influence of discharge current : C10/Cnom � courant 10C 30 Influence of temperature : Cmin % at Tref 50 Influence of temperature : Temperature 99.9% -50 Influence of temperature : Temperature min 100 Autodischarge : time constant at 0� days 15 Autodischarge : time constant at 50� days ! ! Thermical data ! -------------- 0 Panels initial temperature 0 Battery temperature 0 Absorptivity of body faces +X 0 Absorptivity of body faces -X 0 Absorptivity of body faces +Y 0 Absorptivity of body faces -Y 0 Absorptivity of body faces +Z 0 Absorptivity of body faces -Z 0 Emissivity of body faces +X 0 Emissivity of body faces -X 0 Emissivity of body faces +Y 0 Emissivity of body faces -Y 0 Emissivity of body faces +Z 0 Emissivity of body faces -Z 100 Body specific heat 0 Body initial temperature