Source code for pyleecan.Methods.Slot.SlotW12.comp_surface

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

from numpy import pi, sin


[docs]def comp_surface(self): """Compute the Slot total surface (by analytical computation). Caution, the bottom of the Slot is an Arc Parameters ---------- self : SlotW12 A SlotW12 object Returns ------- S: float Slot total surface [m**2] """ Rbo = self.get_Rbo() S1 = self.H0 * 2 * self.R2 S2 = 4 * self.R1 * self.R2 S3 = pi * self.R1 ** 2 Swind = self.comp_surface_active() # The bottom is an arc alpha = self.comp_angle_opening() Sarc = (Rbo ** 2.0) / 2.0 * (alpha - sin(alpha)) # Because Slamination = S - Zs * Sslot if self.is_outwards(): return S1 + S2 + S3 + Swind - Sarc else: return S1 + S2 + S3 + Swind + Sarc