pyleecan.Classes.LamSlotMag module

Method code available at https://github.com/Eomys/pyleecan/tree/master/pyleecan/Methods/Machine/LamSlotMag

class LamSlotMag(magnet=- 1, slot=- 1, L1=0.35, mat_type=- 1, Nrvd=0, Wrvd=0, Kf1=0.95, is_internal=True, Rint=0, Rext=1, is_stator=True, axial_vent=- 1, notch=- 1, skew=None, bore=None, yoke=None, init_dict=None, init_str=None)[source]

Bases: LamSlot

Lamination with Slot for Magnets

VERSION = 1
build_geometry(is_magnet=True, sym=1, alpha=0, delta=0, is_circular_radius=False)

Build the geometry of the LamSlotMag

Parameters:
  • self (LamSlotMag) – LamSlotMag object

  • is_magnet (bool) – If True build the magnet surfaces

  • sym (int) – Symmetry factor (1= full machine, 2= half of the machine…)

  • alpha (float) – Angle for rotation [rad]

  • delta (complex) – Complex value for translation

  • is_circular_radius (bool) – True to add surfaces to “close” the Lamination radii

Returns:

surf_list – list of surfaces needed to draw the lamination

Return type:

list

check()

Check that the Lamination object is correct

Parameters:

self (LamSlotMag) – A LamSlotMag object

Return type:

None

Raises:

LMC_SlotTooLong – The Slot is too long for the lamination (HYoke <0)

comp_masses()

Compute the Lamination masses (Mlam, Mmag)

Parameters:

self (LamSlotMag) – A LamSlotMag object

Returns:

M_dict – Lamination mass dictionary (Mtot, Mlam, Mmag) [kg]

Return type:

dict

comp_radius_mec()

Compute the mechanical radius of the Lamination [m]

Parameters:

self (LamSlotMag) – A LamSlotMag object

Returns:

Rmec – Mechanical radius [m]

Return type:

float

comp_surfaces()

Compute the Lamination surfaces (Slam, Svent, Sslot, Smag)

Parameters:

self (LamSlotMag) – A LamSlotMag object

Returns:

S_dict – Lamination surface dictionary (Slam, Svent, Sslot, Smag) [m**2]

Return type:

dict

comp_volumes()

Compute the Lamination volumes (Vlam, Vvent, Vslot, Vmag)

Parameters:

self (LamSlotMag) – A LamSlotMag object

Returns:

V_dict – Lamination surface dictionary (Vlam, Vvent, Vslot, Vmag) [m**3]

Return type:

dict

plot(fig=None, ax=None, is_lam_only=False, sym=1, alpha=0, delta=0, is_edge_only=False, edgecolor=None, is_add_arrow=False, is_show_fig=True, win_title=None, is_legend=True)

Plot a Lamination with Magnets in a matplotlib fig

Parameters:
  • self (LamSlotMag) – A LamSlotMag object

  • 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

  • is_lam_only (bool) – True to plot only the lamination (remove the magnet)

  • sym (int) – Symmetry factor (1= full machine, 2= half of the machine…)

  • alpha (float) – Angle for rotation [rad]

  • delta (complex) – Complex value for translation

  • is_edge_only (bool) – To plot transparent Patches

  • edgecolor – Color of the edges if is_edge_only=True

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

  • win_title (str) – Window title

  • is_legend (bool) – True to add the legend

Returns:

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

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

comp_angle_d_axis()

Compute the angle between the X axis and the first d+ axis By convention a “Tooth” is centered on the X axis By convention the first magnet is +

Parameters:

self (LamSlotMag) – A LamSlotMag object

Returns:

d_angle – angle between the X axis and the first d+ axis

Return type:

float

get_magnet_number(sym=1)

Return the number of magnet on the Lamination

Parameters:
  • self (LamSlotMag) – A LamSlotMag object

  • sym (int) – Symmetry factor (1= full machine, 2= half of the machine…)

Returns:

N_mag – Number of magnets on the lamination

Return type:

int

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 magnet

Magnet of the lamination

Type:

Magnet