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UI: Tension bolted (Flat Plate) input and validation improvements #392

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UI: Tension bolted (Flat Plate) input and validation improvements #392

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3 changes: 3 additions & 0 deletions src/osdag/Common.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2053,6 +2053,9 @@ def is_valid_custom(self):
KEY_OUT_DISP_WELD_LENGTH = 'Length (mm)'
KEY_OUT_WELD_LENGTH_EFF = 'Weld.EffLength'
KEY_OUT_DISP_WELD_LENGTH_EFF = 'Eff.Length (mm)'
KEY_PLATE_THICKNESS_1 = "plate_thickness_1"
KEY_PLATE_THICKNESS_2 = "plate_thickness_2"
KEY_PLATE_WIDTH = "plate_width"

KEY_OUT_DISP_MEMB_TEN_YIELD = 'Tension Yield Capacity (KN)'
KEY_OUT_DISP_MEMB_TEN_RUPTURE = 'Tension Rupture Capacity'
Expand Down
219 changes: 180 additions & 39 deletions src/osdag/design_type/tension_member/tension_bolted.py
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Original file line number Diff line number Diff line change
Expand Up @@ -279,6 +279,11 @@ def customized_input(self):
# c_lst.append(t5)

return c_lst

@staticmethod
def plate_thick_customized(*args):
"""Return customized plate thickness values"""
return VALUES_PLATETHK_CUSTOMIZED

def fn_profile_section(self):

Expand Down Expand Up @@ -308,6 +313,29 @@ def input_value_changed(self):
t3 = ([KEY_SEC_PROFILE], KEY_IMAGE, TYPE_IMAGE, self.fn_conn_image)
lst.append(t3)

t_flat = ([KEY_SEC_PROFILE], KEY_LOCATION, TYPE_TEXTBOX, self.hide_for_flat_plate)
lst.append(t_flat)

t_flat2 = ([KEY_SEC_PROFILE], KEY_SECSIZE, TYPE_TEXTBOX, self.hide_for_flat_plate)
lst.append(t_flat2)

t_flat3 = ([KEY_SEC_PROFILE], KEY_LENGTH, TYPE_TEXTBOX, self.hide_for_flat_plate)
lst.append(t_flat3)

# Add handling for regular plate thickness
t_flat7 = ([KEY_SEC_PROFILE], KEY_PLATETHK, TYPE_TEXTBOX, self.hide_for_flat_plate)
lst.append(t_flat7)

# Modified: Handle Flat Plate thickness fields
t_flat4 = ([KEY_SEC_PROFILE], KEY_PLATE_THICKNESS_1, TYPE_COMBOBOX, self.fn_flat_plate_thickness)
lst.append(t_flat4)

t_flat5 = ([KEY_SEC_PROFILE], KEY_PLATE_THICKNESS_2, TYPE_COMBOBOX, self.fn_flat_plate_thickness)
lst.append(t_flat5)

t_flat6 = ([KEY_SEC_PROFILE], KEY_PLATE_WIDTH, TYPE_TEXTBOX, self.show_for_flat_plate)
lst.append(t_flat6)

t4 = ([KEY_TYP], KEY_OUT_BOLT_BEARING, TYPE_OUT_DOCK, self.out_bolt_bearing)
lst.append(t4)

Expand Down Expand Up @@ -374,6 +402,22 @@ def input_value_changed(self):
t9 = ([KEY_SECSIZE],KEY_SECSIZE,TYPE_CUSTOM_SECTION,self.new_material)
lst.append(t9)
return lst

def hide_for_flat_plate(self):
"""Hide fields when Flat Plate is selected"""
sec_type = self[0]
if sec_type == 'Flat Plate':
return [] # Return empty list to hide/disable the field
return VALUES_PLATETHK_CUSTOMIZED # Return the list of values to show/enable the field

@staticmethod
def show_for_flat_plate(sec_type):
"""Show fields only when Flat Plate is selected"""
if isinstance(sec_type, (list, tuple)):
sec_type = sec_type[0] if sec_type else None
if sec_type == 'Flat Plate':
return VALUES_PLATETHK_CUSTOMIZED # Return the list of values to show/enable the field
return [] # Return empty list to hide/disable the field

def fn_conn_type(self):

Expand All @@ -383,6 +427,9 @@ def fn_conn_type(self):
return VALUES_LOCATION_1
elif conn in ["Channels", "Back to Back Channels"]:
return VALUES_LOCATION_2

elif conn == 'Flat Plate':
return []

def fn_conn_image(self):

Expand All @@ -396,8 +443,11 @@ def fn_conn_image(self):
return VALUES_IMG_TENSIONBOLTED[2]
elif img ==VALUES_SEC_PROFILE_2[3]:
return VALUES_IMG_TENSIONBOLTED[3]
elif img == 'Flat Plate':
return VALUES_IMG_TENSIONBOLTED[0]
else:
return VALUES_IMG_TENSIONBOLTED[4]


def out_bolt_bearing(self):

Expand Down Expand Up @@ -434,7 +484,7 @@ def input_values(self, existingvalues={}):
t1 = (None, DISP_TITLE_CM, TYPE_TITLE, None, True, 'No Validator')
options_list.append(t1)

t2 = (KEY_SEC_PROFILE, KEY_DISP_SEC_PROFILE, TYPE_COMBOBOX, VALUES_SEC_PROFILE_2, True, 'No Validator')
t2 = (KEY_SEC_PROFILE, KEY_DISP_SEC_PROFILE, TYPE_COMBOBOX, VALUES_SEC_PROFILE_2 + ['Flat Plate'], True, 'No Validator')
options_list.append(t2)

t15 = (KEY_IMAGE, None, TYPE_IMAGE, VALUES_IMG_TENSIONBOLTED[0], True, 'No Validator')
Expand All @@ -453,30 +503,31 @@ def input_values(self, existingvalues={}):
t5 = (KEY_LENGTH, KEY_DISP_LENGTH, TYPE_TEXTBOX, None, True, 'Int Validator')
options_list.append(t5)

t_flat1 = (KEY_PLATE_THICKNESS_1, "Thickness of Plate-1 (mm)", TYPE_COMBOBOX, [], False, 'Int Validator')
options_list.append(t_flat1)

t_flat2 = (KEY_PLATE_THICKNESS_2, "Thickness of Plate-2 (mm)", TYPE_COMBOBOX, [], False, 'Int Validator')
options_list.append(t_flat2)

t_flat6 = (KEY_PLATE_WIDTH, "Width of Plate (mm)", TYPE_TEXTBOX, Tension_bolted.show_for_flat_plate, True, 'Float Validator')
options_list.append(t_flat6)

t6 = (None, DISP_TITLE_FSL, TYPE_TITLE, None, True, 'No Validator')
options_list.append(t6)

t7 = (KEY_AXIAL, KEY_DISP_AXIAL_STAR, TYPE_TEXTBOX, None, True, 'Int Validator')
options_list.append(t7)

t8 = (None, DISP_TITLE_BOLT, TYPE_TITLE, None, True, 'No Validator')
options_list.append(t8)

t10 = (KEY_D, KEY_DISP_D, TYPE_COMBOBOX_CUSTOMIZED, VALUES_D, True, 'No Validator')
options_list.append(t10)

t11 = (KEY_TYP, KEY_DISP_TYP, TYPE_COMBOBOX, VALUES_TYP, True, 'No Validator')
options_list.append(t11)

t12 = (KEY_GRD, KEY_DISP_GRD, TYPE_COMBOBOX_CUSTOMIZED, VALUES_GRD, True, 'No Validator')
options_list.append(t12)

t13 = (None, DISP_TITLE_PLATE, TYPE_TITLE, None, True, 'No Validator')
options_list.append(t13)

t14 = (KEY_PLATETHK, KEY_DISP_PLATETHK, TYPE_COMBOBOX_CUSTOMIZED, VALUES_PLATETHK, True, 'No Validator')
options_list.append(t14)

return options_list

def spacing(self, status):
Expand Down Expand Up @@ -734,10 +785,13 @@ def func_for_validation(self, design_dictionary):

for option in option_list:
if option[2] == TYPE_TEXTBOX:
# Only require plate width for Flat Plate
if option[0] == KEY_PLATE_WIDTH:
sec_profile = design_dictionary.get(KEY_SEC_PROFILE, None)
if sec_profile != 'Flat Plate':
continue # skip validation for non-Flat Plate
if design_dictionary[option[0]] == '':

print(f"\n option {option}")

missing_fields_list.append(option[1])
else:
if option[2] == TYPE_TEXTBOX and option[0] == KEY_LENGTH:
Expand Down Expand Up @@ -1688,33 +1742,112 @@ def get_plate_thickness(self,design_dictionary):

self.plate_last = self.plate.thickness[-1]


# if design_dictionary[KEY_TYP] == 'Bearing Bolt':
# self.bolt_bearing_capacity = IS800_2007.cl_10_3_4_bolt_bearing_capacity(f_u=self.bolt.fu_considered, f_ub=self.bolt.bolt_fu, t=self.bolt.thk_considered, d=self.bolt.bolt_diameter_provided,
# e=self.plate.end_dist_provided, p=self.plate.pitch_provided, bolt_hole_type=self.bolt.bolt_hole_type)
#
# self.bolt.kb = self.bolt.calculate_kb(e=self.plate.end_dist_provided, p=self.plate.pitch_provided, d_0= self.bolt.dia_hole, f_ub=self.bolt.bolt_fu,f_u=self.bolt.fu_considered)
#
# self.bolt.bolt_bearing_capacity = self.bolt_bearing_capacity
#
#
# self.bolt.bolt_capacity = min(self.bolt.bolt_bearing_capacity,self.bolt.bolt_shear_capacity)
# else:
# pass


# capacity = False
# while capacity == False:
# self.plate.bolt_capacity_red = self.plate.get_bolt_red(self.plate.bolts_one_line,
# self.plate.gauge_provided, self.plate.bolt_line,
# self.plate.pitch_provided, self.bolt.bolt_capacity,
# self.bolt.bolt_diameter_provided,beta_lg=self.bolt.beta_lg)
# # if self.plate.bolt_force < self.plate.bolt_capacity_red:
# # capacity = True
# break
# else:
# self.plate.bolt_line = self.plate.bolt_line + 1
# self.plate.bolt_force = self.res_force/(self.plate.bolt_line * self.plate.bolts_one_line)
if design_dictionary[KEY_SEC_PROFILE] == "Flat Plate":
self.sec_profile = "Flat Plate" # Ensure sec_profile is set for Flat Plate
print("Flat Plate calculation triggered")
import math
# 1. Extract input values
plate1_thk = float(design_dictionary.get(KEY_PLATE_THICKNESS_1, 0))
plate2_thk = float(design_dictionary.get(KEY_PLATE_THICKNESS_2, 0))
plate_width = float(design_dictionary.get(KEY_PLATE_WIDTH, 0))
plate_length = float(design_dictionary.get(KEY_LENGTH, 0))
material = design_dictionary.get(KEY_SEC_MATERIAL, None)
axial_force = float(design_dictionary.get(KEY_AXIAL, 0)) # in kN
bolt_dia = float(design_dictionary.get(KEY_D, 0))
# IS 800:2007 Table 5
gamma_m0 = 1.1
gamma_m1 = 1.25
# 2. Calculate bolt hole diameter (d0)
d0 = bolt_dia + 2 # Standard clearance for M16-M22
# 3. Calculate gross and net area for both plates
def calc_areas(thk):
Ag = plate_width * thk
An = (plate_width - d0) * thk
return Ag, An
Ag1, An1 = calc_areas(plate1_thk)
Ag2, An2 = calc_areas(plate2_thk)
# 4. Get material properties (dummy values, replace with DB lookup if needed)
if material == 'E 165 (Fe 290)':
fy = 165
fu = 290
elif material == 'E 250 (Fe 410)':
fy = 250
fu = 410
else:
fy = 250
fu = 410
# 5. Calculate strengths
Tdg1 = Ag1 * fy / gamma_m0
Tdg2 = Ag2 * fy / gamma_m0
Tdn1 = 0.9 * An1 * fu / gamma_m1
Tdn2 = 0.9 * An2 * fu / gamma_m1
# 6. Block shear (simplified for flat plate)
def block_shear(thk):
Avg = (plate_length - d0) * thk
Avn = Avg - d0 * thk
Atg = (plate_width - d0) * thk
Atn = Atg - d0 * thk
Tdb1 = (Avg * fy) / (math.sqrt(3) * gamma_m0) + (0.9 * Atn * fu) / gamma_m1
Tdb2 = (0.9 * Avn * fu) / (math.sqrt(3) * gamma_m1) + (Atg * fy) / gamma_m0
return min(Tdb1, Tdb2)
Tdb1 = block_shear(plate1_thk)
Tdb2 = block_shear(plate2_thk)
# 7. Bolt design strength (placeholder, replace with real calculation)
try:
A_sb, A_nb = IS1367_Part3_2002.bolt_area(bolt_dia)
f_ub, f_yb = IS1367_Part3_2002.get_bolt_fu_fy(bolt_grade, bolt_dia)
n_n = 1 # 1 shear plane with threads for lap joint
n_s = 0
# Use safe defaults for e and p
e = 1.7 * bolt_dia
p = 2.5 * bolt_dia
t = plate1_thk + plate2_thk
Vdsb = IS800_2007.cl_10_3_3_bolt_shear_capacity(
f_ub=f_ub, A_nb=A_nb, A_sb=A_sb, n_n=n_n, n_s=n_s, safety_factor_parameter='shop'
)
Vdpb = IS800_2007.cl_10_3_4_bolt_bearing_capacity(
f_u=fu, f_ub=f_ub, t=t, d=bolt_dia, e=e, p=p, bolt_hole_type='Standard', safety_factor_parameter='shop'
)
Vdb = min(Vdsb, Vdpb)
if Vdb <= 0 or math.isnan(Vdb):
Vdb = 40000 # fallback to placeholder if error
except Exception as ex:
Vdb = 40000 # fallback to placeholder if error
n_bolts = math.ceil((axial_force * 1000) / Vdb) if Vdb > 0 else 1
# 8. Utilization ratios
min1 = min(Tdg1, Tdn1, Tdb1)
min2 = min(Tdg2, Tdn2, Tdb2)
util1 = (axial_force * 1000) / min1 if min1 > 0 else 0
util2 = (axial_force * 1000) / min2 if min2 > 0 else 0
# 9. Set expected attributes for compatibility
self.plate_tension_capacity = min(min1, min2)
self.design_status = util1 <= 1.0 and util2 <= 1.0
self.plate_design_status = self.design_status
self.bolt_design_status = True # or set based on your logic
# Optionally, store results for UI
self.flat_plate_results = {
'Plate1': {
'Gross Area': Ag1,
'Net Area': An1,
'Yielding Strength': Tdg1,
'Rupture Strength': Tdn1,
'Block Shear': Tdb1,
'Utilization': util1,
'Bolts Required': n_bolts
},
'Plate2': {
'Gross Area': Ag2,
'Net Area': An2,
'Yielding Strength': Tdg2,
'Rupture Strength': Tdn2,
'Block Shear': Tdb2,
'Utilization': util2,
'Bolts Required': n_bolts
}
}
# Use a static image for flat plate (if needed)
self.flat_plate_image = 'flat_plate.png'
return


self.plate.length = (self.plate.bolt_line - 1) * self.plate.pitch_provided + 2 * self.plate.end_dist_provided
Expand Down Expand Up @@ -2757,4 +2890,12 @@ def save_design(self, popup_summary):


CreateLatex.save_latex(CreateLatex(), self.report_input, self.report_check, popup_summary, fname_no_ext,
rel_path, Disp_2d_image, Disp_3D_image, module=self.module)
rel_path, Disp_2d_image, Disp_3D_image, module=self.module)


def fn_flat_plate_thickness(self, *args):
"""Return plate thickness values for Flat Plate, or empty list otherwise."""
sec_type = self[0] if hasattr(self, '__getitem__') else args[0] if args else None
if sec_type == 'Flat Plate':
return VALUES_PLATETHK_CUSTOMIZED
return []