Blade

class pynumad.objects.blade.Blade(filename: str | None = None)

Bases: object

Blade class

Parameters:

filename (str, optional) – Directory and filename of blade input file to load into the Blade object.

name

Name of the blade

Type:

str

definition

Object containing the definition of the blade.

Type:

Definition

ispan

Array defining the interpolated stations from 0 to 1

Type:

ndarray

geometry

Object containing the interpolated geometry of the blade

Type:

Geometry

keypoints

Object containing information about keypoint locations and areas

Type:

KeyPoints

bill_of_materials

Type:

BillOfMaterials

stackdb

Type:

StackDatabase

materialdb

Type:

MaterialDatabase

settings

Type:

BladeSettings

Example

blade = Blade(“path/to/blade.yaml”)

read_yaml(filename: str)

Populate blade attributes with yaml file data

Parameters:

filename (str) – name of yaml file to be read

Returns:

self

read_excel(filename: str)

Populate blade attributes with excel file data

Parameters:

filename (str) – name of excel file to be read

Returns:

self

update_blade()

Generates geometry, keypoints, bill of materials, stack database, and material database based on the blade definition.

expand_blade_geometry_te(min_edge_lengths)

TODO: docstring

add_interpolated_station(span_location: float)

Adds an interpolated station to blade geometry

Parameters:

span_location (float) – location along span between 0 and 1.

Returns:

int – integer index where the new span was inserted