pyleecan.Classes.SlotCirc module

Method code available at https://github.com/Eomys/pyleecan/tree/master/pyleecan/Methods/Slot/SlotCirc

class SlotCirc(W0=0.01, H0=0.03, is_H0_bore=True, Zs=36, wedge_mat=None, is_bore=True, init_dict=None, init_str=None)[source]

Bases: Slot

Circular slot (for notches)

VERSION = 1
IS_SYMMETRICAL = 1
build_geometry()

Compute the curve (Line) needed to plot the Slot. The ending point of a curve is the starting point of the next curve in the list

Parameters:

self (SlotCirc) – A SlotCirc object

Returns:

curve_list – A list of one Arc

Return type:

list

check()

Check that the SlotCirc object is correct

Parameters:

self (SlotCirc) – A SlotCirc object

Return type:

None

comp_angle_opening()

Compute the average opening angle of the Slot

Parameters:

self (SlotCirc) – A SlotCirc object

Returns:

alpha – Average opening angle of the slot [rad]

Return type:

float

comp_height()

Compute the height of the Slot. Caution, the top of the Slot is an Arc

Parameters:

self (SlotCirc) – A SlotCirc object

Returns:

Htot – Height of the slot [m]

Return type:

float

comp_height_active()

Compute the height of the winding area

Parameters:

self (SlotCirc) – A SlotCirc object

Returns:

Hwind – Height of the winding area [m]

Return type:

float

comp_surface()

Compute the Slot total surface (by analytical computation). Caution, the bottom of the Slot is an Arc

Parameters:

self (SlotCirc) – A SlotCirc object

Returns:

S – Slot total surface [m**2]

Return type:

float

comp_surface_active()

Compute the Slot inner surface for winding (by analytical computation)

Parameters:

self (SlotCirc) – A SlotCirc object

Returns:

Swind – Slot inner surface for winding [m**2]

Return type:

float

comp_surface_opening()

Compute the Slot opening surface (by analytical computation). Caution, the bottom of the Slot is an Arc

Parameters:

self (SlotCirc) – A SlotCirc object

Returns:

S – Slot opening surface [m**2]

Return type:

float

get_surface_active(alpha=0, delta=0)

Return the full active surface

Parameters:

  • self (SlotCirc) – A SlotCirc object

  • alpha (float) – float number for rotation (Default value = 0) [rad]

  • delta (complex) – complex number for translation (Default value = 0)

Returns:

surf_wind – Surface corresponding to the Active Area

Return type:

Surface

get_surface_opening(alpha=0, delta=0)

Return the list of surfaces defining the opening area of the Slot

Parameters:

  • self (SlotCirc) – A SlotCirc object

  • alpha (float) – float number for rotation (Default value = 0) [rad]

  • delta (complex) – complex number for translation (Default value = 0)

Returns:

surf_list – list of surfaces objects

Return type:

list

plot_schematics(is_default=False, is_enforce_default_H0_bore=None, is_add_point_label=False, is_add_schematics=True, is_add_main_line=True, type_add_active=0, save_path=None, is_show_fig=True, fig=None, ax=None)

Plot the schematics of the slot

Parameters:

  • self (SlotCirc) – A SlotCirc object

  • is_default (int) – 0: current slot values, 1: default internal rotor schematics, 2: default external stator schematics

  • is_enforce_default_H0_bore (bool) – To enforce is_H0_bore on default slot (is_default=True only), None use default value

  • is_add_point_label (bool) – True to display the name of the points (Z1, Z2….)

  • is_add_schematics (bool) – True to display the schematics information (W0, H0…)

  • is_add_main_line (bool) – True to display “main lines” (slot opening and 0x axis)

  • type_add_active (int) – 0: No active surface, 1: active surface as winding, 2: active surface as magnet

  • save_path (str) – full path including folder, name and extension of the file to save if save_path is not None

  • is_show_fig (bool) – To call show at the end of the method

  • fig (Matplotlib.figure.Figure) – existing figure to use if None create a new one

  • ax (Matplotlib.axes.Axes object) – Axis on which to plot the data

Returns:

  • fig (Matplotlib.figure.Figure) – Figure containing the schematics

  • ax (Matplotlib.axes.Axes object) – Axis containing the schematics

convert_to_H0_bore()

Convert the slot to the other definition of H0

selfSlotCirc

A SlotCirc objec with is_H0_bore==False

save(save_path='', is_folder=False, type_handle_old=2, type_compression=0)

Save the object to the save_path

Parameters:

  • self – A pyleecan object

  • save_path (str) – path to the folder to save the object

  • is_folder (bool) – to split the object in different files: separate simulation machine and materials (json only)

  • type_handle_old (int) – How to handle old file in folder mode (0:Nothing, 1:Delete, 2:Move to “Backup” folder)

  • type_compression (int) – Available only for json, 0: no compression, 1: gzip

get_logger()

Get the object logger or its parent’s one

Parameters:

obj – A pyleecan object

Returns:

logger – Pyleecan object dedicated logger

Return type:

logging.Logger

compare(other, name='self', ignore_list=None, is_add_value=False)[source]

Compare two objects and return list of differences

as_dict(type_handle_ndarray=0, keep_function=False, **kwargs)[source]

Convert this object in a json serializable dict (can be use in __init__). type_handle_ndarray: int

How to handle ndarray (0: tolist, 1: copy, 2: nothing)

keep_functionbool

True to keep the function object, else return str

Optional keyword input parameter is for internal use only and may prevent json serializability.

copy()[source]

Creates a deepcopy of the object

property W0

Slot isthmus width.

Type:

float

Min:

0

property H0

Slot height

Type:

float

Min:

0

property is_H0_bore

True to define H0 from top of arc to bore radius, False top arc to middle of W0 segment

Type:

bool