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12.10: Nomenclature

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        Blade angle

    e2, e3, e4

    Acting point of cutting forces

    -

    F, Fh, Fv

    Cutting force (general)

    kN

    g

    Gravitation acceleration

    m/s2

    hi

    Initial layer thickness

    m

    hb

    Blade height

    m

    ki

    Initial permeability

    m/s

    kmax

    Maximum permeability

    m/s

    K1, 2, 3, 4

    Grain force caused by grain stresses

    kN

    ni

    Initial pore percentage

    %

    nmax

    Maximum pore percentage

    %

    N1, 2, 3, 4

    Normal force caused by grain stresses

    kN

    p1m, 2m, 3m, 4m

    Average pore pressure on a surface

    -

    S1, 2, 3, 4

    Force caused by shear stresses

    kN

    vc

    Cutting velocity perpendicular on the blade edge

    m/s

    w

    Width of the blade of blade element

    m

    W1, 2, 3, 4

    Pore pressure forces

    kN

    z

    Water depth

    m

    α

    Blade angle

    rad
    β

    Shear angle

    rad
    θ

    Wedge angle

    rad

    ε

    Volume strain

    %

    φ

    Internal friction angle

    rad

    δ, δe

    External friction angle, mobilized effective external friction angle

    rad

    ρw

    Water density

    ton/m3
    λ

    Angle of internal friction between wedge and layer cut

    rad

    12.10: Nomenclature is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts.

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