def On_Re_change(self, event):
try:
Re_new = 1e-3*float(self.Re_box.get())
if Re_new > 0:
self.params = self.params._replace(Re=Re_new)
self.F_str.set('%.0f'%( nozzle_solver.get_thrust(self.params) ))
print 'Re = %f'%(self.params.Re)
self.resolve()
return
except ValueError:
return
def On_Re_change(self, event):
try:
Re_new = 1e-3 * float(self.Re_box.get())
if Re_new > 0:
self.params = self.params._replace(Re=Re_new)
self.F_str.set('%.0f' %
(nozzle_solver.get_thrust(self.params)))
print 'Re = %f' % (self.params.Re)
self.resolve()
return
except ValueError:
return
def initialize(self):
# Use grid layout
self.grid()
# Chamber conditions
chamb_con_label = Tkinter.Label(self,
text='Chamber Conditions',
anchor='w')
chamb_con_label.grid(column=0, row=0, columnspan=2, sticky='EW')
# Chamber Temp label
Tc_label = Tkinter.Label(self,
text='Chamber Temperature, Tc [K]',
anchor='w')
Tc_label.grid(column=0, row=1, sticky='EW')
# Chamber Temp input box
vcmd = (self.register(self.validate_input_float_nonneg), '%d', '%i',
'%P', '%s', '%S', '%v', '%V', '%W')
self.Tc_str = Tkinter.StringVar()
self.Tc_str.set(str(self.params.Tc))
self.Tc_box = Tkinter.Spinbox(from_=0,
to=10000,
textvariable=self.Tc_str,
validate='all',
validatecommand=vcmd,
justify='right')
self.Tc_box.grid(column=1, row=1, sticky='EW')
self.Tc_box.bind('<Return>', self.On_Tc_change)
self.Tc_box.bind('<FocusOut>', self.On_Tc_change)
# Chamber pressure label
Pc_label = Tkinter.Label(self,
text='Chamber Pressure, Pc [MPa]',
anchor='w')
Pc_label.grid(column=0, row=2, sticky='EW')
# Chamber Pressure input box
vcmd = (self.register(self.validate_input_float_nonneg), '%d', '%i',
'%P', '%s', '%S', '%v', '%V', '%W')
self.Pc_str = Tkinter.StringVar()
self.Pc_str.set(str(self.params.Pc / 1e6))
self.Pc_box = Tkinter.Spinbox(from_=0,
to=100,
textvariable=self.Pc_str,
validate='all',
validatecommand=vcmd,
justify='right',
format='%.2f',
increment=0.1)
self.Pc_box.grid(column=1, row=2, sticky='EW')
self.Pc_box.bind('<Return>', self.On_Pc_change)
self.Pc_box.bind('<FocusOut>', self.On_Pc_change)
# Gas properties
gas_label = Tkinter.Label(self, text='Gas Properties', anchor='w')
gas_label.grid(column=0, row=3, columnspan=2, sticky='EW')
# Molar mass label
molar_m_label = Tkinter.Label(self,
text='Molar Mass [g mol^-1]',
anchor='w')
molar_m_label.grid(column=0, row=4, sticky='EW')
# Molar Mass input box
vcmd = (self.register(self.validate_input_float_nonneg), '%d', '%i',
'%P', '%s', '%S', '%v', '%V', '%W')
self.molar_m_str = Tkinter.StringVar()
self.molar_m_str.set(str(self.params.molar_m))
self.molar_m_box = Tkinter.Spinbox(self,
from_=0,
to=1000,
textvariable=self.molar_m_str,
validate='all',
validatecommand=vcmd,
format='%.1f',
justify='right')
self.molar_m_box.grid(column=1, row=4, sticky='EW')
self.molar_m_box.bind('<Return>', self.On_molar_m_change)
self.molar_m_box.bind('<FocusOut>', self.On_molar_m_change)
# Gamma label
gamma_label = Tkinter.Label(
self,
text='Ratio of Specific Heats, gamma = cp/cv [-]',
anchor='w')
gamma_label.grid(column=0, row=5, sticky='EW')
# Gamma input box
vcmd = (self.register(self.validate_input_float_nonneg), '%d', '%i',
'%P', '%s', '%S', '%v', '%V', '%W')
self.gamma_str = Tkinter.StringVar()
self.gamma_str.set(str(self.params.gamma))
self.gamma_box = Tkinter.Spinbox(self,
from_=1,
to=2,
textvariable=self.gamma_str,
validate='all',
validatecommand=vcmd,
justify='right',
format='%.2f',
increment=0.1)
self.gamma_box.grid(column=1, row=5, sticky='EW')
self.gamma_box.bind('<Return>', self.On_gamma_change)
self.gamma_box.bind('<FocusOut>', self.On_gamma_change)
# Ambient conditions
amb_label = Tkinter.Label(self, text='Ambient Pressure', anchor='w')
amb_label.grid(column=0, row=6, columnspan=2, sticky='EW')
self.which_amb = Tkinter.IntVar()
self.Pa_button = Tkinter.Radiobutton(self,
text='Ambient Pressure, Pa [KPa]',
variable=self.which_amb,
value='0',
command=self.On_amb_change,
anchor='w')
self.Pa_button.grid(column=0, row=7, sticky='EW')
# ambient Pressure input box
vcmd = (self.register(self.validate_input_float_nonneg), '%d', '%i',
'%P', '%s', '%S', '%v', '%V', '%W')
self.Pa_str = Tkinter.StringVar()
self.Pa_str.set(str(self.Pa / 1e3))
self.Pa_box = Tkinter.Spinbox(from_=0,
to=110,
textvariable=self.Pa_str,
validate='all',
validatecommand=vcmd,
justify='right',
format='%.1f',
increment=1)
self.Pa_box.grid(column=1, row=7, sticky='EW')
self.Pa_box.bind('<Return>', self.On_Pa_change)
self.Pa_box.bind('<FocusOut>', self.On_Pa_change)
# altitude button
self.alt_button = Tkinter.Radiobutton(self,
text='Altitude AMSL [m]',
variable=self.which_amb,
value='1',
command=self.On_amb_change,
anchor='w')
self.alt_button.grid(column=0, row=8, sticky='EW')
# Altitude input box
vcmd = (self.register(self.validate_input_float_nonneg), '%d', '%i',
'%P', '%s', '%S', '%v', '%V', '%W')
self.alt_str = Tkinter.StringVar()
self.alt_str.set(str(nozzle_solver.get_alt_from_Pa(self.Pa)))
self.alt_box = Tkinter.Spinbox(from_=0,
to=44e3,
textvariable=self.alt_str,
validate='all',
validatecommand=vcmd,
justify='right',
format='%.0f',
increment=100)
self.alt_box.grid(column=1, row=8, sticky='EW')
self.alt_box.bind('<Return>', self.On_alt_change)
self.alt_box.bind('<FocusOut>', self.On_alt_change)
self.alt_box.configure(state='disabled')
# Nozzle Expansion
exp_label = Tkinter.Label(self, text='Nozzle Expansion', anchor='w')
exp_label.grid(column=0, row=9, columnspan=2, sticky='EW')
self.which_exp = Tkinter.IntVar()
# Expansion ratio button
self.er_button = Tkinter.Radiobutton(
self,
text='Expansion Area Ratio, er = Ae/At[-]',
variable=self.which_exp,
value='0',
command=self.On_exp_change,
anchor='w')
self.er_button.grid(column=0, row=10, sticky='EW')
# Expansion ratio input box
vcmd = (self.register(self.validate_input_float_nonneg), '%d', '%i',
'%P', '%s', '%S', '%v', '%V', '%W')
self.er_str = Tkinter.StringVar()
self.er_str.set(str(self.params.er))
self.er_box = Tkinter.Spinbox(from_=0,
to=100,
textvariable=self.er_str,
validate='all',
validatecommand=vcmd,
justify='right',
format='%.1f',
increment=1)
self.er_box.grid(column=1, row=10, sticky='EW')
self.er_box.bind('<Return>', self.On_er_change)
self.er_box.bind('<FocusOut>', self.On_er_change)
# Exit pressure button
self.Pe_button = Tkinter.Radiobutton(self,
text='Exit Pressure, Pe [KPa]',
variable=self.which_exp,
value='1',
command=self.On_exp_change,
anchor='w')
self.Pe_button.grid(column=0, row=11, sticky='EW')
# Exit Pressure input box
vcmd = (self.register(self.validate_input_float_nonneg), '%d', '%i',
'%P', '%s', '%S', '%v', '%V', '%W')
self.Pe_str = Tkinter.StringVar()
self.Pe_str.set(str(nozzle_solver.get_Pe(self.params) / 1e3))
self.Pe_box = Tkinter.Spinbox(from_=0,
to=500,
textvariable=self.Pe_str,
validate='all',
validatecommand=vcmd,
justify='right',
format='%.1f',
increment=1)
self.Pe_box.grid(column=1, row=11, sticky='EW')
self.Pe_box.bind('<Return>', self.On_Pe_change)
self.Pe_box.bind('<FocusOut>', self.On_Pe_change)
self.Pe_box.configure(state='disabled')
# Sizing
size_label = Tkinter.Label(self, text='Sizing', anchor='w')
size_label.grid(column=0, row=12, columnspan=2, sticky='EW')
self.which_size = Tkinter.IntVar()
# Trust button
self.F_button = Tkinter.Radiobutton(self,
text='Desired Thrust, F [N]',
variable=self.which_size,
value='0',
command=self.On_size_change,
anchor='w')
self.F_button.grid(column=0, row=13, sticky='EW')
# Thrust input box
vcmd = (self.register(self.validate_input_float_nonneg), '%d', '%i',
'%P', '%s', '%S', '%v', '%V', '%W')
self.F_str = Tkinter.StringVar()
self.F_str.set(str(nozzle_solver.get_thrust(self.params)))
self.F_box = Tkinter.Spinbox(from_=0,
to=1e6,
textvariable=self.F_str,
validate='all',
validatecommand=vcmd,
justify='right',
format='%.0f',
increment=100)
self.F_box.grid(column=1, row=13, sticky='EW')
self.F_box.bind('<Return>', self.On_F_change)
self.F_box.bind('<FocusOut>', self.On_F_change)
# Exit radius button
self.Re_button = Tkinter.Radiobutton(self,
text='Exit Radius [mm]',
variable=self.which_size,
value='1',
command=self.On_size_change,
anchor='w')
self.Re_button.grid(column=0, row=14, sticky='EW')
# Exit Pressure input box
vcmd = (self.register(self.validate_input_float_nonneg), '%d', '%i',
'%P', '%s', '%S', '%v', '%V', '%W')
self.Re_str = Tkinter.StringVar()
self.Re_str.set(str(self.params.Re / 1e3))
self.Re_box = Tkinter.Spinbox(from_=0,
to=500,
textvariable=self.Re_str,
validate='all',
validatecommand=vcmd,
justify='right',
format='%.1f',
increment=1)
self.Re_box.grid(column=1, row=14, sticky='EW')
self.Re_box.bind('<Return>', self.On_Re_change)
self.Re_box.bind('<FocusOut>', self.On_Re_change)
self.Re_box.configure(state='disabled')
# Results Text Box
self.results_text = Tkinter.Text(self)
self.results_text.config(state='disabled')
self.results_text.grid(column=2, row=0, columnspan=1, rowspan=11)
# Export Contour Button
self.export_button = Tkinter.Button(
self,
text='Export Spike+Shroud Shape to CAD',
command=self.On_export_button)
self.export_button.grid(column=2, row=11)
# Save Button
self.save_button = Tkinter.Button(self,
text='Save Design',
command=self.On_save_button)
self.save_button.grid(column=2, row=13)
# Load Button
self.load_button = Tkinter.Button(self,
text='Load Design',
command=self.On_load_button)
self.load_button.grid(column=2, row=14)
def initialize(self):
# Use grid layout
self.grid()
# Chamber conditions
chamb_con_label = Tkinter.Label(self, text='Chamber Conditions', anchor='w')
chamb_con_label.grid(column=0, row=0, columnspan=2, sticky='EW')
# Chamber Temp label
Tc_label = Tkinter.Label(self, text='Chamber Temperature, Tc [K]', anchor='w')
Tc_label.grid(column=0, row=1, sticky='EW')
# Chamber Temp input box
vcmd = (self.register(self.validate_input_float_nonneg),
'%d', '%i', '%P', '%s', '%S', '%v', '%V', '%W')
self.Tc_str = Tkinter.StringVar()
self.Tc_str.set(str(self.params.Tc))
self.Tc_box = Tkinter.Spinbox(from_=0, to=10000, textvariable=self.Tc_str, validate='all', validatecommand=vcmd, justify='right')
self.Tc_box.grid(column=1, row=1, sticky='EW')
self.Tc_box.bind('<Return>', self.On_Tc_change)
self.Tc_box.bind('<FocusOut>', self.On_Tc_change)
# Chamber pressure label
Pc_label = Tkinter.Label(self, text='Chamber Pressure, Pc [MPa]', anchor='w')
Pc_label.grid(column=0, row=2, sticky='EW')
# Chamber Pressure input box
vcmd = (self.register(self.validate_input_float_nonneg),
'%d', '%i', '%P', '%s', '%S', '%v', '%V', '%W')
self.Pc_str = Tkinter.StringVar()
self.Pc_str.set(str(self.params.Pc/1e6))
self.Pc_box = Tkinter.Spinbox(from_=0, to=100, textvariable=self.Pc_str, validate='all', validatecommand=vcmd, justify='right', format='%.2f', increment=0.1)
self.Pc_box.grid(column=1, row=2, sticky='EW')
self.Pc_box.bind('<Return>', self.On_Pc_change)
self.Pc_box.bind('<FocusOut>', self.On_Pc_change)
# Gas properties
gas_label = Tkinter.Label(self, text='Gas Properties', anchor='w')
gas_label.grid(column=0, row=3, columnspan=2, sticky='EW')
# Molar mass label
molar_m_label = Tkinter.Label(self, text='Molar Mass [g mol^-1]', anchor='w')
molar_m_label.grid(column=0, row=4, sticky='EW')
# Molar Mass input box
vcmd = (self.register(self.validate_input_float_nonneg),
'%d', '%i', '%P', '%s', '%S', '%v', '%V', '%W')
self.molar_m_str = Tkinter.StringVar()
self.molar_m_str.set(str(self.params.molar_m))
self.molar_m_box = Tkinter.Spinbox(self, from_=0, to=1000, textvariable=self.molar_m_str, validate='all', validatecommand=vcmd, format='%.1f', justify='right')
self.molar_m_box.grid(column=1, row=4, sticky='EW')
self.molar_m_box.bind('<Return>', self.On_molar_m_change)
self.molar_m_box.bind('<FocusOut>', self.On_molar_m_change)
# Gamma label
gamma_label = Tkinter.Label(self, text='Ratio of Specific Heats, gamma = cp/cv [-]', anchor='w')
gamma_label.grid(column=0, row=5, sticky='EW')
# Gamma input box
vcmd = (self.register(self.validate_input_float_nonneg),
'%d', '%i', '%P', '%s', '%S', '%v', '%V', '%W')
self.gamma_str = Tkinter.StringVar()
self.gamma_str.set(str(self.params.gamma))
self.gamma_box = Tkinter.Spinbox(self, from_=1, to=2, textvariable=self.gamma_str, validate='all', validatecommand=vcmd, justify='right', format='%.2f', increment=0.1)
self.gamma_box.grid(column=1, row=5, sticky='EW')
self.gamma_box.bind('<Return>', self.On_gamma_change)
self.gamma_box.bind('<FocusOut>', self.On_gamma_change)
# Ambient conditions
amb_label = Tkinter.Label(self, text='Ambient Pressure', anchor='w')
amb_label.grid(column=0, row=6, columnspan=2, sticky='EW')
self.which_amb = Tkinter.IntVar()
self.Pa_button = Tkinter.Radiobutton(self, text = 'Ambient Pressure, Pa [KPa]', variable=self.which_amb, value='0', command=self.On_amb_change, anchor='w')
self.Pa_button.grid(column=0, row=7, sticky='EW')
# ambient Pressure input box
vcmd = (self.register(self.validate_input_float_nonneg),
'%d', '%i', '%P', '%s', '%S', '%v', '%V', '%W')
self.Pa_str = Tkinter.StringVar()
self.Pa_str.set(str(self.Pa/1e3))
self.Pa_box = Tkinter.Spinbox(from_=0, to=110, textvariable=self.Pa_str, validate='all', validatecommand=vcmd, justify='right', format='%.1f', increment=1)
self.Pa_box.grid(column=1, row=7, sticky='EW')
self.Pa_box.bind('<Return>', self.On_Pa_change)
self.Pa_box.bind('<FocusOut>', self.On_Pa_change)
# altitude button
self.alt_button = Tkinter.Radiobutton(self, text = 'Altitude AMSL [m]', variable=self.which_amb, value='1', command=self.On_amb_change, anchor='w')
self.alt_button.grid(column=0, row=8, sticky='EW')
# Altitude input box
vcmd = (self.register(self.validate_input_float_nonneg),
'%d', '%i', '%P', '%s', '%S', '%v', '%V', '%W')
self.alt_str = Tkinter.StringVar()
self.alt_str.set(str(nozzle_solver.get_alt_from_Pa(self.Pa)))
self.alt_box = Tkinter.Spinbox(from_=0, to=44e3, textvariable=self.alt_str, validate='all', validatecommand=vcmd, justify='right', format='%.0f', increment=100)
self.alt_box.grid(column=1, row=8, sticky='EW')
self.alt_box.bind('<Return>', self.On_alt_change)
self.alt_box.bind('<FocusOut>', self.On_alt_change)
self.alt_box.configure(state='disabled')
# Nozzle Expansion
exp_label = Tkinter.Label(self, text='Nozzle Expansion', anchor='w')
exp_label.grid(column=0, row=9, columnspan=2, sticky='EW')
self.which_exp = Tkinter.IntVar()
# Expansion ratio button
self.er_button = Tkinter.Radiobutton(self, text = 'Expansion Area Ratio, er = Ae/At[-]', variable=self.which_exp, value='0', command=self.On_exp_change, anchor='w')
self.er_button.grid(column=0, row=10, sticky='EW')
# Expansion ratio input box
vcmd = (self.register(self.validate_input_float_nonneg),
'%d', '%i', '%P', '%s', '%S', '%v', '%V', '%W')
self.er_str = Tkinter.StringVar()
self.er_str.set(str(self.params.er))
self.er_box = Tkinter.Spinbox(from_=0, to=100, textvariable=self.er_str, validate='all', validatecommand=vcmd, justify='right', format='%.1f', increment=1)
self.er_box.grid(column=1, row=10, sticky='EW')
self.er_box.bind('<Return>', self.On_er_change)
self.er_box.bind('<FocusOut>', self.On_er_change)
# Exit pressure button
self.Pe_button = Tkinter.Radiobutton(self, text = 'Exit Pressure, Pe [KPa]', variable=self.which_exp, value='1', command=self.On_exp_change, anchor='w')
self.Pe_button.grid(column=0, row=11, sticky='EW')
# Exit Pressure input box
vcmd = (self.register(self.validate_input_float_nonneg),
'%d', '%i', '%P', '%s', '%S', '%v', '%V', '%W')
self.Pe_str = Tkinter.StringVar()
self.Pe_str.set(str( nozzle_solver.get_Pe(self.params)/1e3 ))
self.Pe_box = Tkinter.Spinbox(from_=0, to=500, textvariable=self.Pe_str, validate='all', validatecommand=vcmd, justify='right', format='%.1f', increment=1)
self.Pe_box.grid(column=1, row=11, sticky='EW')
self.Pe_box.bind('<Return>', self.On_Pe_change)
self.Pe_box.bind('<FocusOut>', self.On_Pe_change)
self.Pe_box.configure(state='disabled')
# Sizing
size_label = Tkinter.Label(self, text='Sizing', anchor='w')
size_label.grid(column=0, row=12, columnspan=2, sticky='EW')
self.which_size = Tkinter.IntVar()
# Trust button
self.F_button = Tkinter.Radiobutton(self, text = 'Desired Thrust, F [N]', variable=self.which_size, value='0', command=self.On_size_change, anchor='w')
self.F_button.grid(column=0, row=13, sticky='EW')
# Thrust input box
vcmd = (self.register(self.validate_input_float_nonneg),
'%d', '%i', '%P', '%s', '%S', '%v', '%V', '%W')
self.F_str = Tkinter.StringVar()
self.F_str.set(str( nozzle_solver.get_thrust(self.params) ))
self.F_box = Tkinter.Spinbox(from_=0, to=1e6, textvariable=self.F_str, validate='all', validatecommand=vcmd, justify='right', format='%.0f', increment=100)
self.F_box.grid(column=1, row=13, sticky='EW')
self.F_box.bind('<Return>', self.On_F_change)
self.F_box.bind('<FocusOut>', self.On_F_change)
# Exit radius button
self.Re_button = Tkinter.Radiobutton(self, text = 'Exit Radius [mm]', variable=self.which_size, value='1', command=self.On_size_change, anchor='w')
self.Re_button.grid(column=0, row=14, sticky='EW')
# Exit Pressure input box
vcmd = (self.register(self.validate_input_float_nonneg),
'%d', '%i', '%P', '%s', '%S', '%v', '%V', '%W')
self.Re_str = Tkinter.StringVar()
self.Re_str.set(str( self.params.Re/1e3 ))
self.Re_box = Tkinter.Spinbox(from_=0, to=500, textvariable=self.Re_str, validate='all', validatecommand=vcmd, justify='right', format='%.1f', increment=1)
self.Re_box.grid(column=1, row=14, sticky='EW')
self.Re_box.bind('<Return>', self.On_Re_change)
self.Re_box.bind('<FocusOut>', self.On_Re_change)
self.Re_box.configure(state='disabled')
# Results Text Box
self.results_text = Tkinter.Text(self)
self.results_text.config(state='disabled')
self.results_text.grid(column=2,row=0, columnspan=1, rowspan=11)
# Export Contour Button
self.export_button = Tkinter.Button(self, text='Export Spike+Shroud Shape to CAD', command=self.On_export_button)
self.export_button.grid(column=2, row=11)
# Save Button
self.save_button = Tkinter.Button(self, text='Save Design', command=self.On_save_button)
self.save_button.grid(column=2, row=13)
# Load Button
self.load_button = Tkinter.Button(self, text='Load Design', command=self.On_load_button)
self.load_button.grid(column=2, row=14)
