RectangularStressBlock#
- class concreteproperties.stress_strain_profile.RectangularStressBlock(compressive_strength: float, alpha: float, gamma: float, ultimate_strain: float)[source]#
Bases:
ConcreteUltimateProfile
Class for a rectangular stress block.
- Parameters:
Methods
Returns the most positive stress.
Returns the elastic modulus of the stress-strain profile.
Returns a stress given a strain.
Returns the most negative stress.
Returns the ultimate strain, or largest compressive strain.
Returns the largest tensile strain.
Returns an ordered list of unique strains.
Returns the yield strength of the stress-strain profile.
Plots the stress-strain profile.
Prints the stress-strain profile properties to the terminal.
Attributes
strains
stresses
compressive_strength
alpha
gamma
ultimate_strain
- get_stress(strain: float) float [source]#
Returns a stress given a strain.
Overrides parent method with small tolerance to aid ultimate stress generation at nodes.
- get_compressive_strength() float #
Returns the most positive stress.
- Returns:
Compressive strength
- Return type:
- get_elastic_modulus() float #
Returns the elastic modulus of the stress-strain profile.
- Raises:
ValueError – Elastic modulus is zero
- Returns:
Elastic modulus
- Return type:
- get_tensile_strength() float #
Returns the most negative stress.
- Returns:
Tensile strength
- Return type:
- get_ultimate_compressive_strain() float #
Returns the ultimate strain, or largest compressive strain.
- Returns:
Ultimate strain
- Return type:
- get_ultimate_tensile_strain() float #
Returns the largest tensile strain.
- Returns:
Ultimate strain
- Return type:
- get_yield_strength() float #
Returns the yield strength of the stress-strain profile.
- Raises:
NotImplementedError – If this method has not been implemented by the child class
- Return type:
- plot_stress_strain(title: str = 'Stress-Strain Profile', fmt: str = 'o-', **kwargs) matplotlib.axes.Axes #
Plots the stress-strain profile.
- Parameters:
title (str) – Plot title
fmt (str) – Plot format string
kwargs – Passed to
plotting_context()
- Returns:
Matplotlib axes object
- Return type: