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update settings.yaml
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‎data/settings.yaml‎

Lines changed: 40 additions & 13 deletions
Original file line numberDiff line numberDiff line change
@@ -1,13 +1,14 @@
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system:
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log_file: "data/log_8700W_8ms" # filename without extension [replay only]
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# use / as path delimiter, even on Windows
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log_level: 2 # 0: no logging
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time_lapse: 1.0 # relative replay speed
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sim_time: 100.0 # simulation time [sim only]
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segments: 6 # number of tether segments
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sample_freq: 20 # sample frequency in Hz
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zoom: 0.03 # zoom factor for the system view
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kite_scale: 3.5 # relative zoom factor for the 4 point kite
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fixed_font: "" # name or filepath+filename of alternative fixed pitch font
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kite_scale: 3.0 # relative zoom factor for the 4 point kite
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fixed_font: "" # name or filepath+filename of alternative fixed pitch font, e.g. Liberation Mono
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initial:
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l_tether: 150.0 # initial tether length [m]
@@ -18,8 +19,9 @@ initial:
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solver:
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abs_tol: 0.0006 # absolute tolerance of the DAE solver [m, m/s]
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rel_tol: 0.001 # relative tolerance of the DAE solver [-]
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linear_solver: "GMRES" # can be GMRES or Dense
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max_order: 4 # maximal order, usually between 3 and 5
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solver: "DFBDF" # DAE solver, IDA or DFBDF or DImplicitEuler
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linear_solver: "GMRES" # can be GMRES or LapackDense or Dense (only for IDA)
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max_order: 4 # maximal order, usually between 3 and 5 (IDA and DFBDF)
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max_iter: 200 # max number of iterations of the steady-state-solver
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steering:
@@ -48,17 +50,31 @@ kite:
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cd_list: [ 0.5, 0.5, 0.5, 1.0, 0.2, 0.1, 0.2, 1.0, 0.5, 0.5, 0.5]
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kps4:
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width: 2.23 # width of the kite [m]
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alpha_zero: 4.0 # should be 5 [degrees]
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width: 5.77 # width of the kite [m]
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alpha_zero: 4.0 # should be 4 .. 10 [degrees]
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alpha_ztip: 10.0 # [degrees]
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m_k: 0.2 # relative nose distance; increasing m_k increases C2 of the turn-rate law
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rel_nose_mass: 0.47 # relative nose mass
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rel_top_mass: 0.4 # mass of the top particle relative to the sum of top and side particles
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kps4_3l:
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radius: 2.0 # the radius of the circle shape on which the kite lines, viewed
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# from the front [m]
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bridle_center_distance: 4.0 # the distance from point the center bridle connection point of
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# the middle line to the kite [m]
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middle_length: 1.5 # the cord length of the kite in the middle [m]
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tip_length: 0.62 # the cord length of the kite at the tips [m]
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min_steering_line_distance: 1.0 # the distance between the left and right steering bridle [m]
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# line connections on the kite that are closest to each other [m]
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width_3l: 4.1 # width of the kite [m]
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aero_surfaces: 3 # the number of aerodynamic surfaces to use per mass point [-]
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bridle:
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d_line: 2.5 # bridle line diameter [mm]
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l_bridle: 33.4 # sum of the lengths of the bridle lines [m]
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h_bridle: 4.9 # height of bridle [m]
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d_line: 2.5 # bridle line diameter [mm]
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l_bridle: 33.4 # sum of the lengths of the bridle lines [m]
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h_bridle: 4.9 # height of bridle [m]
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rel_compr_stiffness: 0.25 # relative compression stiffness of the kite springs [-]
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rel_damping: 6.0 # relative damping of the kite spring (relative to main tether) [-]
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kcu:
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kcu_mass: 8.4 # mass of the kite control unit [kg]
@@ -79,6 +95,17 @@ tether:
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e_tether: 55000000000.0 # axial tensile modulus of Dyneema (M.B. Ruppert) [Pa]
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# SK75: 109 to 132 GPa according to datasheet
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winch:
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winch_model: "AsyncMachine" # or TorqueControlledMachine
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max_force: 4000 # maximal (nominal) tether force; short overload allowed [N]
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v_ro_max: 8.0 # maximal reel-out speed [m/s]
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v_ro_min: -8.0 # minimal reel-out speed (=max reel-in speed) [m/s]
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drum_radius: 0.1615 # radius of the drum [m]
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gear_ratio: 6.2 # gear ratio of the winch [-]
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inertia_total: 0.204 # total inertia, as seen from the motor/generator [kgm²]
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f_coulomb: 122.0 # coulomb friction [N]
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c_vf: 30.6 # coefficient for the viscous friction [Ns/m]
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environment:
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v_wind: 9.51 # wind speed at reference height [m/s]
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v_wind_ref: [9.51, 0.0] # wind speed vector at reference height [m/s]
@@ -89,14 +116,14 @@ environment:
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rho_0: 1.225 # air density at zero height and 15 °C [kg/m³]
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alpha: 0.08163 # exponent of the wind profile law
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z0: 0.0002 # surface roughness [m]
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profile_law: 3 # 1=EXP, 2=LOG, 3=EXPLOG
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profile_law: 3 # 1=EXP, 2=LOG, 3=EXPLOG, 4=FAST_EXP, 5=FAST_LOG, 6=FAST_EXPLOG
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# the following parameters are for calculating the turbulent wind field using the Mann model
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use_turbulence: 0.0 # turbulence intensity relative to Cabau, NL
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use_turbulence: 0.0 # turbulence intensity relative to Cabauw, NL
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v_wind_gnds: [3.483, 5.324, 8.163] # wind speeds at ref height for calculating the turbulent wind field [m/s]
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avg_height: 200.0 # average height during reel out [m]
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rel_turbs: [0.342, 0.465, 0.583] # relative turbulence at the v_wind_gnds
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i_ref: 0.14 # is the expected value of the turbulence intensity at 15 m/s.
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v_ref: 42.9 # five times the average wind speed in m/s at hub height over the full year [m/s]
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# Cabau: 8.5863 m/s * 5.0 = 42.9 m/s
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# Cabauw: 8.5863 m/s * 5.0 = 42.9 m/s
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height_step: 2.0 # use a grid with 2m resolution in z direction [m]
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grid_step: 2.0 # grid resolution in x and y direction [m]
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grid_step: 2.0 # grid resolution in x and y direction [m]

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