Mindlin plate theory

E843486

Mindlin plate theory is a refined mathematical model in structural mechanics that accounts for shear deformation and rotary inertia to more accurately describe the bending behavior of moderately thick plates.

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Predicate Object
instanceOf continuum mechanics theory
mathematical model
plate theory
structural mechanics model
accountsFor rotary inertia
transverse shear deformation
appliesTo isotropic plates
laminated composite plates
moderately thick plates
orthotropic plates
assumes linear elastic material behavior
moderate rotations
small strains
straight normals before deformation remain straight but not necessarily normal after deformation
contrastsWith Kirchhoff–Love assumption of normals remaining normal after deformation
describes bending behavior of moderately thick plates
developedIn mid 20th century
dimension two-dimensional plate model
field continuum mechanics
engineering mechanics
solid mechanics
structural mechanics
framework classical continuum mechanics
generalizes Kirchhoff–Love plate theory
governingEquationsType partial differential equations
improves prediction of deflections in thick plates
prediction of natural frequencies in thick plates
prediction of shear stresses in plates
includes rotational kinetic energy
transverse shear strain energy
introduces shear correction factor
isAlsoKnownAs first-order shear deformation plate theory
moreAccurateThan Kirchhoff–Love plate theory for thick plates
namedAfter Raymond D. Mindlin
neglects normal stress through the thickness
reducesTo Kirchhoff–Love plate theory for very thin plates
relatedTo Timoshenko beam theory
usedFor design of mechanical and civil engineering plate structures
usedIn aerospace engineering
civil engineering
finite element analysis of plates
mechanical engineering
naval architecture
stability analysis of plates
static bending analysis of plates
vibration analysis of plates
uses first-order shear deformation theory
validWhen plate thickness is not negligible compared to in-plane dimensions

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Referenced by (6)

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Raymond D. Mindlin knownFor Mindlin plate theory
Raymond D. Mindlin knownFor Mindlin plate theory
subject linked to: Mindlin
Raymond D. Mindlin notableWork Mindlin–Reissner plate theory
subject linked to: Mindlin
linked to: Mindlin plate theory
Mindlin plate theory contrastsWith Kirchhoff–Love assumption of normals remaining normal after deformation
linked to: Mindlin plate theory
Influence of rotatory inertia and shear on flexural motions of isotropic elastic plates introducesConcept Mindlin plate theory
Raymond David Mindlin knownFor Mindlin plate theory