Source code for pyleecan.Methods.Slot.SlotW22.comp_surface

# -*- coding: utf-8 -*-

from numpy import pi


[docs]def comp_surface(self): """Compute the Slot total surface (by analytical computation). Caution, the bottom of the Slot is an Arc Parameters ---------- self : SlotW22 A SlotW22 object Returns ------- S: float Slot total surface [m**2] """ Rbo = self.get_Rbo() Swind = self.comp_surface_active() # Computation of isthmus surface if self.is_outwards(): # Surface of the external disk Sext = ((self.H0 + Rbo) ** 2) * pi # Surface of the internal disk Sint = (Rbo ** 2) * pi else: # Surface of the external disk Sext = (Rbo ** 2) * pi # Surface of the internal disk Sint = ((Rbo - self.H0) ** 2) * pi # Surface of the ring Sring = Sext - Sint # Only an W0 angle of the ring Sisth = Sring * self.W0 / (2 * pi) return Swind + Sisth