Update calculation.py

calculation.py

@@ -68,13 +68,9 @@ class SteamPipe:
         delta_T = heat_loss / (mass_flow_rate * specific_heat)
         return max(self.steam_temp - delta_T, self.ambient_temp)
     
-    def calculate(self):
-        insulation_thickness = self.calculate_insulation_thickness()
-        if np.isnan(insulation_thickness):
-            raise ValueError("Insulation thickness data not found.")
-        
-        heat_loss = self.calculate_heat_loss(insulation_thickness)
+    def calculate(self, required_thickness):
+        heat_loss = self.calculate_heat_loss(required_thickness)
         outlet_temp = self.calculate_outlet_temperature(heat_loss)
-        
-        return outlet_temp, insulation_thickness, heat_loss
+        return outlet_temp, heat_loss
+