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formula_3_13

codes.eurocode.en_1992_1_1_2004.chapter_3_materials.formula_3_13

Formula 3.13 from EN 1992-1-1:2004: Chapter 3 - Materials.

Classes:

codes.eurocode.en_1992_1_1_2004.chapter_3_materials.formula_3_13.Form3Dot13CoefficientTimeAutogeneShrinkage 

Form3Dot13CoefficientTimeAutogeneShrinkage(t: DAYS)

Bases: Formula

Class representing formula 3.13, which calculates the coefficient dependent on time for the autogene shrinkage.

[\(\beta_{as}(t)\)] Coefficient dependent on time in days for autogene shrinkage [\(-\)].

EN 1992-1-1:2004 art.3.1.4(6) - Formula (3.13)

Parameters:

  • t (DAYS) –

    [\(t\)] Time in days [\(days\)].

Returns:

  • None –
Source code in blueprints/codes/eurocode/en_1992_1_1_2004/chapter_3_materials/formula_3_13.py 
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def __init__(
    self,
    t: DAYS,
) -> None:
    r"""[$\beta_{as}(t)$] Coefficient dependent on time in days for autogene shrinkage [$-$].

    EN 1992-1-1:2004 art.3.1.4(6) - Formula (3.13)

    Parameters
    ----------
    t : DAYS
        [$t$] Time in days [$days$].

    Returns
    -------
    None
    """
    super().__init__()
    self.t = t

codes.eurocode.en_1992_1_1_2004.chapter_3_materials.formula_3_13.Form3Dot13CoefficientTimeAutogeneShrinkage.latex 

latex(n: int = 2) -> LatexFormula

Returns LatexFormula object for formula 3.13.

Source code in blueprints/codes/eurocode/en_1992_1_1_2004/chapter_3_materials/formula_3_13.py 
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def latex(self, n: int = 2) -> LatexFormula:
    r"""Returns LatexFormula object for formula 3.13."""
    return LatexFormula(
        return_symbol=r"\beta_{as}(t)",
        result=f"{self:.{n}f}",
        equation=r"1 - \exp(-0.2 \cdot t^{0.5})",
        numeric_equation=rf"1 - \exp(-0.2 \cdot {self.t:.{n}f}^{{0.5}})",
        comparison_operator_label="=",
    )