Develop

SONATA/cbm/display/display_mesh.py

@@ -110,7 +110,7 @@ def plot_mesh(nodes, elements, theta_11, data, data_name, materials, title=None,
         else:
             array = np.vstack((nodes[ele[0] - 1], nodes[ele[1] - 1], nodes[ele[2] - 1], nodes[ele[3] - 1]))
             centroids.append(centroid(array))
-        polygon = Polygon(array, True, edgecolor="k")
+        polygon = Polygon(array, closed=True, edgecolor="k")
         patches.append(polygon)
 
     # p = PatchCollection(patches, alpha=alpha, cmap=cmap, edgecolors = 'k')
@@ -293,8 +293,8 @@ def plot_cells(cells,nodes, attr1, materials, VABSProperties=None, title='None',
 
     if 'savepath' in kw:
 
-        if not os.path.exists(kw['savepath']+'figures'):  # create 'figures' Folder if not already existing
-            os.mkdir(kw['savepath']+'figures')
+        if not os.path.exists(os.path.join(kw['savepath'],'figures')):  # create 'figures' Folder if not already existing
+            os.makedirs(os.path.join(kw['savepath'],'figures'))
 
         # datestr = datetime.datetime.now().strftime("%Y%m%d_%H%M")
         # fname = kw['savepath'].split('.')[0]+'_'+datestr+'.'+kw['savepath'].split('.')[1]

SONATA/utl/converter_WT.py

@@ -287,9 +287,9 @@ def converter_WT(blade, cs_pos, byml, materials, mesh_resolution):
 
                                     # set_interp = PchipInterpolator(sec['thickness']['grid'],sec['thickness']['values'])
                                     thick_web[i, int(id_seg / 2 - 1)] = thick_web[i, int(id_seg / 2 - 1)] + thick_i
-                                    if thick_web[i, int(id_seg / 2 - 1)] < 0.02:
-                                        thick_web[i, int(id_seg / 2 - 1)] = 0.02
-                                        print('WARNING: web filler cannot be thinner than 20mm. This is adjusted here, but please check the input yaml.')
+                                    if thick_web[i, int(id_seg / 2 - 1)] < 0.01:
+                                        thick_web[i, int(id_seg / 2 - 1)] = 0.01
+                                        print('WARNING: web filler cannot be thinner than 10mm. This is adjusted here, but please check the input yaml.')
                                     web_filler_index = True  #  changes to true as web has now already been filled with material
 
                                 # Orthotropic at trailing edge (_te)
@@ -396,6 +396,17 @@ def converter_WT(blade, cs_pos, byml, materials, mesh_resolution):
                 if np.mean(profile[0:id_le, 1]) < 0:
                     profile     = np.flip(profile,0)
 
+                # checks for flatback airfoils
+                # profile[0,0] = 1.
+                # profile[0,1] = 1.e-4
+                # profile[-1,0] = 1.
+                # profile[-1,1] = -1.e-4
+                if len(np.where(profile[:,0] == 1.)[0]) > 2:
+                    profile = profile[:np.where(profile[:,0]==1.)[0][2] , :]
+
+                # if len(profile[:,0]) != len(np.unique(profile[:,0])):
+                #     raise Exception('Airfoil at station {:d} does not have unique x points'.format(id_profile))
+
                 profile_curve   = arc_length(profile[:,0], profile[:,1]) / arc_length(profile[:,0], profile[:,1])[-1]
 
                 set_interp      = PchipInterpolator(profile_curve, profile[:,0])

SONATA/utl_openfast/utl_sonata2beamdyn.py

@@ -130,7 +130,7 @@ def write_beamdyn_axis(folder, flags_dict, wt_name, ra, twist):
     data = np.vstack((kp_xr, kp_yr, kp_zr, twist_interp)).T
 
     # file = open(folder + '00_analysis/analysis/' + wt_name + '_BeamDyn.dat', 'w')
-    file = open(folder + wt_name + '_BeamDyn.dat', 'w')
+    file = open(os.path.join(folder , wt_name + '_BeamDyn.dat'), 'w')
     file.write('--------- BEAMDYN with OpenFAST INPUT FILE -------------------------------------------\n')
     file.write('%s blade\n' % (wt_name))
     file.write('---------------------- SIMULATION CONTROL --------------------------------------\n')
@@ -198,7 +198,7 @@ def write_beamdyn_prop(folder, flags_dict, wt_name, radial_stations, beam_stiff,
     n_pts = len(radial_stations)
 
     # file = open(folder + '00_analysis/analysis/' + wt_name + '_BeamDyn_Blade.dat', 'w')
-    file = open(folder + wt_name + '_BeamDyn_Blade.dat', 'w')
+    file = open(os.path.join(folder , wt_name + '_BeamDyn_Blade.dat'), 'w')
     file.write(' ------- BEAMDYN V1.00.* INDIVIDUAL BLADE INPUT FILE --------------------------\n')
     file.write(' Test Format 1\n')
     file.write(' ---------------------- BLADE PARAMETERS --------------------------------------\n')

examples/1_IEA15MW/1_sonata_IEA15.py

@@ -35,22 +35,20 @@
 flag_wf                 = True      # plot wire-frame
 flag_lft                = True      # plot lofted shape of blade surface (flag_wf=True obligatory); Note: create loft with grid refinement without too many radial_stations; can also export step file of lofted shape
 flag_topo               = True      # plot mesh topology
-c2_axis                 = True
-rm_vabfiles             = False     # Remove or keep VABS input files once generated. It is possible to set the flag to True even without a valid installation of VABS
+c2_axis                 = False
 
 
 # create flag dictionary
 flags_dict = {"flag_wt_ontology": flag_wt_ontology, "flag_ref_axes_wt": flag_ref_axes_wt,
               "attribute_str": attribute_str,
               "flag_plotDisplacement": flag_plotDisplacement, "flag_plotTheta11": flag_plotTheta11,
               "flag_wf": flag_wf, "flag_lft": flag_lft, "flag_topo": flag_topo, "mesh_resolution": mesh_resolution,
-              "flag_recovery": flag_recovery, "c2_axis": c2_axis, "rm_vabfiles": rm_vabfiles}
+              "flag_recovery": flag_recovery, "c2_axis": c2_axis}
 
 
 # ===== User defined radial stations ===== #
 # Define the radial stations for cross sectional analysis (only used for flag_wt_ontology = True -> otherwise, sections from yaml file are used!)
-radial_stations = [0.  , 0.05, 0.1 ,   0.15, 0.2 , 0.25, 0.3 , 0.35, 0.4, 0.45, 0.5 , 0.55, 0.6 , 0.65, 0.7 , 0.75, 0.8 , 0.85, 0.9 , 0.95, 1.]
-# radial_stations = [0.3]
+radial_stations =  [0.  , 0.01, 0.02, 0.03, 0.04, 0.05, 0.075, 0.1 ,   0.15, 0.2 , 0.25, 0.3 , 0.35, 0.4, 0.45, 0.5 , 0.55, 0.6 , 0.65, 0.7 , 0.75, 0.8 , 0.85, 0.9 , 0.95, 1.]
 
 # ===== Execute SONATA Blade Component Object ===== #
 # name          - job name of current task

examples/1_IEA15MW/IEA-15-240-RWT.yaml

@@ -80,10 +80,10 @@ components:
                       grid: [0.0, 0.02040816326530612, 0.04081632653061224, 0.061224489795918366, 0.08163265306122448, 0.1020408163265306, 0.12244897959183673, 0.14285714285714285, 0.16326530612244897, 0.18367346938775508, 0.2040816326530612, 0.22448979591836732, 0.24489795918367346, 0.26530612244897955, 0.2857142857142857, 0.3061224489795918, 0.32653061224489793, 0.3469387755102041, 0.36734693877551017, 0.3877551020408163, 0.4081632653061224, 0.42857142857142855, 0.44897959183673464, 0.4693877551020408, 0.4897959183673469, 0.5102040816326531, 0.5306122448979591, 0.5510204081632653, 0.5714285714285714, 0.5918367346938775, 0.6122448979591836, 0.6326530612244897, 0.6530612244897959, 0.673469387755102, 0.6938775510204082, 0.7142857142857142, 0.7346938775510203, 0.7551020408163265, 0.7755102040816326, 0.7959183673469387, 0.8163265306122448, 0.836734693877551, 0.8571428571428571, 0.8775510204081632, 0.8979591836734693, 0.9183673469387754, 0.9387755102040816, 0.9591836734693877, 0.9795918367346939, 1.0]
                       values: [0.05, 0.044485585534082064, 0.03920631246744508, 0.03412448386439088, 0.02929392619207671, 0.024489505325564213, 0.019384558581206295, 0.014595881643786201, 0.010343166429891729, 0.007150009588491233, 0.005006698932577704, 0.003764433062961093, 0.0030198265169068604, 0.0024784377045354734, 0.0021584738459249457, 0.00204953240924978, 0.0020060989392585928, 0.0020006011392945207, 0.002000115115065172, 0.002000012940486307, 0.0020000009096608237, 0.00200000000005121, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.002, 0.0019033104254005903, 0.0016891430845399399, 0.0013784275518661877, 0.0011538262554083136, 0.00103989912672171, 0.0010063268946716168, 0.0010007931283301417, 0.001, 0.001, 0.001]
                   start_nd_arc:
-                      grid: [0.0, 0.25, 0.3, 1.0]
+                      grid: [0.0, 0.3, 0.35, 1.0]
                       values: [0.0, 0.0, 0.01, 0.01]
                   end_nd_arc:
-                      grid: [0.0, 0.25, 0.3, 1.0]
+                      grid: [0.0, 0.3, 0.35, 1.0]
                       values: [1.0, 1.0, 0.99, 0.99]
                -  name: Spar_Cap_SS
                   material: CarbonUD